diff --git a/mustache.js b/mustache.js
index faad3dffa..8112ba70e 100644
--- a/mustache.js
+++ b/mustache.js
@@ -5,6 +5,8 @@
   (global = global || self, global.Mustache = factory());
 }(this, function () { 'use strict';
 
+  var version = "3.1.0";
+
   /*!
    * mustache.js - Logic-less {{mustache}} templates with JavaScript
    * http://github.com/janl/mustache.js
@@ -651,7 +653,7 @@
 
   var mustache = {
     name: 'mustache.js',
-    version: '3.1.0',
+    version: version,
     tags: [ '{{', '}}' ]
   };
 
diff --git a/mustache.min.js b/mustache.min.js
index 4e360994d..128026020 100644
--- a/mustache.min.js
+++ b/mustache.min.js
@@ -1 +1 @@
-(function(global,factory){typeof exports==="object"&&typeof module!=="undefined"?module.exports=factory():typeof define==="function"&&define.amd?define(factory):(global=global||self,global.Mustache=factory())})(this,function(){"use strict";var objectToString=Object.prototype.toString;var isArray=Array.isArray||function isArrayPolyfill(object){return objectToString.call(object)==="[object Array]"};function isFunction(object){return typeof object==="function"}function typeStr(obj){return isArray(obj)?"array":typeof obj}function escapeRegExp(string){return string.replace(/[\-\[\]{}()*+?.,\\\^$|#\s]/g,"\\$&")}function hasProperty(obj,propName){return obj!=null&&typeof obj==="object"&&propName in obj}function primitiveHasOwnProperty(primitive,propName){return primitive!=null&&typeof primitive!=="object"&&primitive.hasOwnProperty&&primitive.hasOwnProperty(propName)}var regExpTest=RegExp.prototype.test;function testRegExp(re,string){return regExpTest.call(re,string)}var nonSpaceRe=/\S/;function isWhitespace(string){return!testRegExp(nonSpaceRe,string)}var entityMap={"&":"&amp;","<":"&lt;",">":"&gt;",'"':"&quot;","'":"&#39;","/":"&#x2F;","`":"&#x60;","=":"&#x3D;"};function escapeHtml(string){return String(string).replace(/[&<>"'`=\/]/g,function fromEntityMap(s){return entityMap[s]})}var whiteRe=/\s*/;var spaceRe=/\s+/;var equalsRe=/\s*=/;var curlyRe=/\s*\}/;var tagRe=/#|\^|\/|>|\{|&|=|!/;function parseTemplate(template,tags){if(!template)return[];var lineHasNonSpace=false;var sections=[];var tokens=[];var spaces=[];var hasTag=false;var nonSpace=false;var indentation="";var tagIndex=0;function stripSpace(){if(hasTag&&!nonSpace){while(spaces.length)delete tokens[spaces.pop()]}else{spaces=[]}hasTag=false;nonSpace=false}var openingTagRe,closingTagRe,closingCurlyRe;function compileTags(tagsToCompile){if(typeof tagsToCompile==="string")tagsToCompile=tagsToCompile.split(spaceRe,2);if(!isArray(tagsToCompile)||tagsToCompile.length!==2)throw new Error("Invalid tags: "+tagsToCompile);openingTagRe=new RegExp(escapeRegExp(tagsToCompile[0])+"\\s*");closingTagRe=new RegExp("\\s*"+escapeRegExp(tagsToCompile[1]));closingCurlyRe=new RegExp("\\s*"+escapeRegExp("}"+tagsToCompile[1]))}compileTags(tags||mustache.tags);var scanner=new Scanner(template);var start,type,value,chr,token,openSection;while(!scanner.eos()){start=scanner.pos;value=scanner.scanUntil(openingTagRe);if(value){for(var i=0,valueLength=value.length;i<valueLength;++i){chr=value.charAt(i);if(isWhitespace(chr)){spaces.push(tokens.length);indentation+=chr}else{nonSpace=true;lineHasNonSpace=true;indentation+=" "}tokens.push(["text",chr,start,start+1]);start+=1;if(chr==="\n"){stripSpace();indentation="";tagIndex=0;lineHasNonSpace=false}}}if(!scanner.scan(openingTagRe))break;hasTag=true;type=scanner.scan(tagRe)||"name";scanner.scan(whiteRe);if(type==="="){value=scanner.scanUntil(equalsRe);scanner.scan(equalsRe);scanner.scanUntil(closingTagRe)}else if(type==="{"){value=scanner.scanUntil(closingCurlyRe);scanner.scan(curlyRe);scanner.scanUntil(closingTagRe);type="&"}else{value=scanner.scanUntil(closingTagRe)}if(!scanner.scan(closingTagRe))throw new Error("Unclosed tag at "+scanner.pos);if(type==">"){token=[type,value,start,scanner.pos,indentation,tagIndex,lineHasNonSpace]}else{token=[type,value,start,scanner.pos]}tagIndex++;tokens.push(token);if(type==="#"||type==="^"){sections.push(token)}else if(type==="/"){openSection=sections.pop();if(!openSection)throw new Error('Unopened section "'+value+'" at '+start);if(openSection[1]!==value)throw new Error('Unclosed section "'+openSection[1]+'" at '+start)}else if(type==="name"||type==="{"||type==="&"){nonSpace=true}else if(type==="="){compileTags(value)}}stripSpace();openSection=sections.pop();if(openSection)throw new Error('Unclosed section "'+openSection[1]+'" at '+scanner.pos);return nestTokens(squashTokens(tokens))}function squashTokens(tokens){var squashedTokens=[];var token,lastToken;for(var i=0,numTokens=tokens.length;i<numTokens;++i){token=tokens[i];if(token){if(token[0]==="text"&&lastToken&&lastToken[0]==="text"){lastToken[1]+=token[1];lastToken[3]=token[3]}else{squashedTokens.push(token);lastToken=token}}}return squashedTokens}function nestTokens(tokens){var nestedTokens=[];var collector=nestedTokens;var sections=[];var token,section;for(var i=0,numTokens=tokens.length;i<numTokens;++i){token=tokens[i];switch(token[0]){case"#":case"^":collector.push(token);sections.push(token);collector=token[4]=[];break;case"/":section=sections.pop();section[5]=token[2];collector=sections.length>0?sections[sections.length-1][4]:nestedTokens;break;default:collector.push(token)}}return nestedTokens}function Scanner(string){this.string=string;this.tail=string;this.pos=0}Scanner.prototype.eos=function eos(){return this.tail===""};Scanner.prototype.scan=function scan(re){var match=this.tail.match(re);if(!match||match.index!==0)return"";var string=match[0];this.tail=this.tail.substring(string.length);this.pos+=string.length;return string};Scanner.prototype.scanUntil=function scanUntil(re){var index=this.tail.search(re),match;switch(index){case-1:match=this.tail;this.tail="";break;case 0:match="";break;default:match=this.tail.substring(0,index);this.tail=this.tail.substring(index)}this.pos+=match.length;return match};function Context(view,parentContext){this.view=view;this.cache={".":this.view};this.parent=parentContext}Context.prototype.push=function push(view){return new Context(view,this)};Context.prototype.lookup=function lookup(name){var cache=this.cache;var value;if(cache.hasOwnProperty(name)){value=cache[name]}else{var context=this,intermediateValue,names,index,lookupHit=false;while(context){if(name.indexOf(".")>0){intermediateValue=context.view;names=name.split(".");index=0;while(intermediateValue!=null&&index<names.length){if(index===names.length-1)lookupHit=hasProperty(intermediateValue,names[index])||primitiveHasOwnProperty(intermediateValue,names[index]);intermediateValue=intermediateValue[names[index++]]}}else{intermediateValue=context.view[name];lookupHit=hasProperty(context.view,name)}if(lookupHit){value=intermediateValue;break}context=context.parent}cache[name]=value}if(isFunction(value))value=value.call(this.view);return value};function Writer(){this.cache={}}Writer.prototype.clearCache=function clearCache(){this.cache={}};Writer.prototype.parse=function parse(template,tags){var cache=this.cache;var cacheKey=template+":"+(tags||mustache.tags).join(":");var tokens=cache[cacheKey];if(tokens==null)tokens=cache[cacheKey]=parseTemplate(template,tags);return tokens};Writer.prototype.render=function render(template,view,partials,tags){var tokens=this.parse(template,tags);var context=view instanceof Context?view:new Context(view);return this.renderTokens(tokens,context,partials,template,tags)};Writer.prototype.renderTokens=function renderTokens(tokens,context,partials,originalTemplate,tags){var buffer="";var token,symbol,value;for(var i=0,numTokens=tokens.length;i<numTokens;++i){value=undefined;token=tokens[i];symbol=token[0];if(symbol==="#")value=this.renderSection(token,context,partials,originalTemplate);else if(symbol==="^")value=this.renderInverted(token,context,partials,originalTemplate);else if(symbol===">")value=this.renderPartial(token,context,partials,tags);else if(symbol==="&")value=this.unescapedValue(token,context);else if(symbol==="name")value=this.escapedValue(token,context);else if(symbol==="text")value=this.rawValue(token);if(value!==undefined)buffer+=value}return buffer};Writer.prototype.renderSection=function renderSection(token,context,partials,originalTemplate){var self=this;var buffer="";var value=context.lookup(token[1]);function subRender(template){return self.render(template,context,partials)}if(!value)return;if(isArray(value)){for(var j=0,valueLength=value.length;j<valueLength;++j){buffer+=this.renderTokens(token[4],context.push(value[j]),partials,originalTemplate)}}else if(typeof value==="object"||typeof value==="string"||typeof value==="number"){buffer+=this.renderTokens(token[4],context.push(value),partials,originalTemplate)}else if(isFunction(value)){if(typeof originalTemplate!=="string")throw new Error("Cannot use higher-order sections without the original template");value=value.call(context.view,originalTemplate.slice(token[3],token[5]),subRender);if(value!=null)buffer+=value}else{buffer+=this.renderTokens(token[4],context,partials,originalTemplate)}return buffer};Writer.prototype.renderInverted=function renderInverted(token,context,partials,originalTemplate){var value=context.lookup(token[1]);if(!value||isArray(value)&&value.length===0)return this.renderTokens(token[4],context,partials,originalTemplate)};Writer.prototype.indentPartial=function indentPartial(partial,indentation,lineHasNonSpace){var filteredIndentation=indentation.replace(/[^ \t]/g,"");var partialByNl=partial.split("\n");for(var i=0;i<partialByNl.length;i++){if(partialByNl[i].length&&(i>0||!lineHasNonSpace)){partialByNl[i]=filteredIndentation+partialByNl[i]}}return partialByNl.join("\n")};Writer.prototype.renderPartial=function renderPartial(token,context,partials,tags){if(!partials)return;var value=isFunction(partials)?partials(token[1]):partials[token[1]];if(value!=null){var lineHasNonSpace=token[6];var tagIndex=token[5];var indentation=token[4];var indentedValue=value;if(tagIndex==0&&indentation){indentedValue=this.indentPartial(value,indentation,lineHasNonSpace)}return this.renderTokens(this.parse(indentedValue,tags),context,partials,indentedValue)}};Writer.prototype.unescapedValue=function unescapedValue(token,context){var value=context.lookup(token[1]);if(value!=null)return value};Writer.prototype.escapedValue=function escapedValue(token,context){var value=context.lookup(token[1]);if(value!=null)return mustache.escape(value)};Writer.prototype.rawValue=function rawValue(token){return token[1]};var mustache={name:"mustache.js",version:"3.1.0",tags:["{{","}}"]};var defaultWriter=new Writer;mustache.clearCache=function clearCache(){return defaultWriter.clearCache()};mustache.parse=function parse(template,tags){return defaultWriter.parse(template,tags)};mustache.render=function render(template,view,partials,tags){if(typeof template!=="string"){throw new TypeError('Invalid template! Template should be a "string" '+'but "'+typeStr(template)+'" was given as the first '+"argument for mustache#render(template, view, partials)")}return defaultWriter.render(template,view,partials,tags)};mustache.to_html=function to_html(template,view,partials,send){var result=mustache.render(template,view,partials);if(isFunction(send)){send(result)}else{return result}};mustache.escape=escapeHtml;mustache.Scanner=Scanner;mustache.Context=Context;mustache.Writer=Writer;return mustache});
+(function(global,factory){typeof exports==="object"&&typeof module!=="undefined"?module.exports=factory():typeof define==="function"&&define.amd?define(factory):(global=global||self,global.Mustache=factory())})(this,function(){"use strict";var version="3.1.0";var objectToString=Object.prototype.toString;var isArray=Array.isArray||function isArrayPolyfill(object){return objectToString.call(object)==="[object Array]"};function isFunction(object){return typeof object==="function"}function typeStr(obj){return isArray(obj)?"array":typeof obj}function escapeRegExp(string){return string.replace(/[\-\[\]{}()*+?.,\\\^$|#\s]/g,"\\$&")}function hasProperty(obj,propName){return obj!=null&&typeof obj==="object"&&propName in obj}function primitiveHasOwnProperty(primitive,propName){return primitive!=null&&typeof primitive!=="object"&&primitive.hasOwnProperty&&primitive.hasOwnProperty(propName)}var regExpTest=RegExp.prototype.test;function testRegExp(re,string){return regExpTest.call(re,string)}var nonSpaceRe=/\S/;function isWhitespace(string){return!testRegExp(nonSpaceRe,string)}var entityMap={"&":"&amp;","<":"&lt;",">":"&gt;",'"':"&quot;","'":"&#39;","/":"&#x2F;","`":"&#x60;","=":"&#x3D;"};function escapeHtml(string){return String(string).replace(/[&<>"'`=\/]/g,function fromEntityMap(s){return entityMap[s]})}var whiteRe=/\s*/;var spaceRe=/\s+/;var equalsRe=/\s*=/;var curlyRe=/\s*\}/;var tagRe=/#|\^|\/|>|\{|&|=|!/;function parseTemplate(template,tags){if(!template)return[];var lineHasNonSpace=false;var sections=[];var tokens=[];var spaces=[];var hasTag=false;var nonSpace=false;var indentation="";var tagIndex=0;function stripSpace(){if(hasTag&&!nonSpace){while(spaces.length)delete tokens[spaces.pop()]}else{spaces=[]}hasTag=false;nonSpace=false}var openingTagRe,closingTagRe,closingCurlyRe;function compileTags(tagsToCompile){if(typeof tagsToCompile==="string")tagsToCompile=tagsToCompile.split(spaceRe,2);if(!isArray(tagsToCompile)||tagsToCompile.length!==2)throw new Error("Invalid tags: "+tagsToCompile);openingTagRe=new RegExp(escapeRegExp(tagsToCompile[0])+"\\s*");closingTagRe=new RegExp("\\s*"+escapeRegExp(tagsToCompile[1]));closingCurlyRe=new RegExp("\\s*"+escapeRegExp("}"+tagsToCompile[1]))}compileTags(tags||mustache.tags);var scanner=new Scanner(template);var start,type,value,chr,token,openSection;while(!scanner.eos()){start=scanner.pos;value=scanner.scanUntil(openingTagRe);if(value){for(var i=0,valueLength=value.length;i<valueLength;++i){chr=value.charAt(i);if(isWhitespace(chr)){spaces.push(tokens.length);indentation+=chr}else{nonSpace=true;lineHasNonSpace=true;indentation+=" "}tokens.push(["text",chr,start,start+1]);start+=1;if(chr==="\n"){stripSpace();indentation="";tagIndex=0;lineHasNonSpace=false}}}if(!scanner.scan(openingTagRe))break;hasTag=true;type=scanner.scan(tagRe)||"name";scanner.scan(whiteRe);if(type==="="){value=scanner.scanUntil(equalsRe);scanner.scan(equalsRe);scanner.scanUntil(closingTagRe)}else if(type==="{"){value=scanner.scanUntil(closingCurlyRe);scanner.scan(curlyRe);scanner.scanUntil(closingTagRe);type="&"}else{value=scanner.scanUntil(closingTagRe)}if(!scanner.scan(closingTagRe))throw new Error("Unclosed tag at "+scanner.pos);if(type==">"){token=[type,value,start,scanner.pos,indentation,tagIndex,lineHasNonSpace]}else{token=[type,value,start,scanner.pos]}tagIndex++;tokens.push(token);if(type==="#"||type==="^"){sections.push(token)}else if(type==="/"){openSection=sections.pop();if(!openSection)throw new Error('Unopened section "'+value+'" at '+start);if(openSection[1]!==value)throw new Error('Unclosed section "'+openSection[1]+'" at '+start)}else if(type==="name"||type==="{"||type==="&"){nonSpace=true}else if(type==="="){compileTags(value)}}stripSpace();openSection=sections.pop();if(openSection)throw new Error('Unclosed section "'+openSection[1]+'" at '+scanner.pos);return nestTokens(squashTokens(tokens))}function squashTokens(tokens){var squashedTokens=[];var token,lastToken;for(var i=0,numTokens=tokens.length;i<numTokens;++i){token=tokens[i];if(token){if(token[0]==="text"&&lastToken&&lastToken[0]==="text"){lastToken[1]+=token[1];lastToken[3]=token[3]}else{squashedTokens.push(token);lastToken=token}}}return squashedTokens}function nestTokens(tokens){var nestedTokens=[];var collector=nestedTokens;var sections=[];var token,section;for(var i=0,numTokens=tokens.length;i<numTokens;++i){token=tokens[i];switch(token[0]){case"#":case"^":collector.push(token);sections.push(token);collector=token[4]=[];break;case"/":section=sections.pop();section[5]=token[2];collector=sections.length>0?sections[sections.length-1][4]:nestedTokens;break;default:collector.push(token)}}return nestedTokens}function Scanner(string){this.string=string;this.tail=string;this.pos=0}Scanner.prototype.eos=function eos(){return this.tail===""};Scanner.prototype.scan=function scan(re){var match=this.tail.match(re);if(!match||match.index!==0)return"";var string=match[0];this.tail=this.tail.substring(string.length);this.pos+=string.length;return string};Scanner.prototype.scanUntil=function scanUntil(re){var index=this.tail.search(re),match;switch(index){case-1:match=this.tail;this.tail="";break;case 0:match="";break;default:match=this.tail.substring(0,index);this.tail=this.tail.substring(index)}this.pos+=match.length;return match};function Context(view,parentContext){this.view=view;this.cache={".":this.view};this.parent=parentContext}Context.prototype.push=function push(view){return new Context(view,this)};Context.prototype.lookup=function lookup(name){var cache=this.cache;var value;if(cache.hasOwnProperty(name)){value=cache[name]}else{var context=this,intermediateValue,names,index,lookupHit=false;while(context){if(name.indexOf(".")>0){intermediateValue=context.view;names=name.split(".");index=0;while(intermediateValue!=null&&index<names.length){if(index===names.length-1)lookupHit=hasProperty(intermediateValue,names[index])||primitiveHasOwnProperty(intermediateValue,names[index]);intermediateValue=intermediateValue[names[index++]]}}else{intermediateValue=context.view[name];lookupHit=hasProperty(context.view,name)}if(lookupHit){value=intermediateValue;break}context=context.parent}cache[name]=value}if(isFunction(value))value=value.call(this.view);return value};function Writer(){this.cache={}}Writer.prototype.clearCache=function clearCache(){this.cache={}};Writer.prototype.parse=function parse(template,tags){var cache=this.cache;var cacheKey=template+":"+(tags||mustache.tags).join(":");var tokens=cache[cacheKey];if(tokens==null)tokens=cache[cacheKey]=parseTemplate(template,tags);return tokens};Writer.prototype.render=function render(template,view,partials,tags){var tokens=this.parse(template,tags);var context=view instanceof Context?view:new Context(view);return this.renderTokens(tokens,context,partials,template,tags)};Writer.prototype.renderTokens=function renderTokens(tokens,context,partials,originalTemplate,tags){var buffer="";var token,symbol,value;for(var i=0,numTokens=tokens.length;i<numTokens;++i){value=undefined;token=tokens[i];symbol=token[0];if(symbol==="#")value=this.renderSection(token,context,partials,originalTemplate);else if(symbol==="^")value=this.renderInverted(token,context,partials,originalTemplate);else if(symbol===">")value=this.renderPartial(token,context,partials,tags);else if(symbol==="&")value=this.unescapedValue(token,context);else if(symbol==="name")value=this.escapedValue(token,context);else if(symbol==="text")value=this.rawValue(token);if(value!==undefined)buffer+=value}return buffer};Writer.prototype.renderSection=function renderSection(token,context,partials,originalTemplate){var self=this;var buffer="";var value=context.lookup(token[1]);function subRender(template){return self.render(template,context,partials)}if(!value)return;if(isArray(value)){for(var j=0,valueLength=value.length;j<valueLength;++j){buffer+=this.renderTokens(token[4],context.push(value[j]),partials,originalTemplate)}}else if(typeof value==="object"||typeof value==="string"||typeof value==="number"){buffer+=this.renderTokens(token[4],context.push(value),partials,originalTemplate)}else if(isFunction(value)){if(typeof originalTemplate!=="string")throw new Error("Cannot use higher-order sections without the original template");value=value.call(context.view,originalTemplate.slice(token[3],token[5]),subRender);if(value!=null)buffer+=value}else{buffer+=this.renderTokens(token[4],context,partials,originalTemplate)}return buffer};Writer.prototype.renderInverted=function renderInverted(token,context,partials,originalTemplate){var value=context.lookup(token[1]);if(!value||isArray(value)&&value.length===0)return this.renderTokens(token[4],context,partials,originalTemplate)};Writer.prototype.indentPartial=function indentPartial(partial,indentation,lineHasNonSpace){var filteredIndentation=indentation.replace(/[^ \t]/g,"");var partialByNl=partial.split("\n");for(var i=0;i<partialByNl.length;i++){if(partialByNl[i].length&&(i>0||!lineHasNonSpace)){partialByNl[i]=filteredIndentation+partialByNl[i]}}return partialByNl.join("\n")};Writer.prototype.renderPartial=function renderPartial(token,context,partials,tags){if(!partials)return;var value=isFunction(partials)?partials(token[1]):partials[token[1]];if(value!=null){var lineHasNonSpace=token[6];var tagIndex=token[5];var indentation=token[4];var indentedValue=value;if(tagIndex==0&&indentation){indentedValue=this.indentPartial(value,indentation,lineHasNonSpace)}return this.renderTokens(this.parse(indentedValue,tags),context,partials,indentedValue)}};Writer.prototype.unescapedValue=function unescapedValue(token,context){var value=context.lookup(token[1]);if(value!=null)return value};Writer.prototype.escapedValue=function escapedValue(token,context){var value=context.lookup(token[1]);if(value!=null)return mustache.escape(value)};Writer.prototype.rawValue=function rawValue(token){return token[1]};var mustache={name:"mustache.js",version:version,tags:["{{","}}"]};var defaultWriter=new Writer;mustache.clearCache=function clearCache(){return defaultWriter.clearCache()};mustache.parse=function parse(template,tags){return defaultWriter.parse(template,tags)};mustache.render=function render(template,view,partials,tags){if(typeof template!=="string"){throw new TypeError('Invalid template! Template should be a "string" '+'but "'+typeStr(template)+'" was given as the first '+"argument for mustache#render(template, view, partials)")}return defaultWriter.render(template,view,partials,tags)};mustache.to_html=function to_html(template,view,partials,send){var result=mustache.render(template,view,partials);if(isFunction(send)){send(result)}else{return result}};mustache.escape=escapeHtml;mustache.Scanner=Scanner;mustache.Context=Context;mustache.Writer=Writer;return mustache});
diff --git a/mustache.mjs b/mustache.mjs
index 2081c98e8..52d7123db 100644
--- a/mustache.mjs
+++ b/mustache.mjs
@@ -3,6 +3,8 @@
  * http://github.com/janl/mustache.js
  */
 
+import { version } from './package.json';
+
 var objectToString = Object.prototype.toString;
 var isArray = Array.isArray || function isArrayPolyfill (object) {
   return objectToString.call(object) === '[object Array]';
@@ -644,7 +646,7 @@ Writer.prototype.rawValue = function rawValue (token) {
 
 var mustache = {
   name: 'mustache.js',
-  version: '3.1.0',
+  version: version,
   tags: [ '{{', '}}' ]
 };
 
diff --git a/package-lock.json b/package-lock.json
index 58213822f..e50e16eff 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -3131,6 +3131,12 @@
       "integrity": "sha1-hno+jlip+EYYr7bC3bzZFrfLr3E=",
       "dev": true
     },
+    "estree-walker": {
+      "version": "0.6.1",
+      "resolved": "https://registry.npmjs.org/estree-walker/-/estree-walker-0.6.1.tgz",
+      "integrity": "sha512-SqmZANLWS0mnatqbSfRP5g8OXZC12Fgg1IwNtLsyHDzJizORW4khDfjPqJZsemPWBB2uqykUah5YpQ6epsqC/w==",
+      "dev": true
+    },
     "esutils": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/esutils/-/esutils-1.0.0.tgz",
@@ -7269,6 +7275,24 @@
         }
       }
     },
+    "rollup-plugin-json": {
+      "version": "4.0.0",
+      "resolved": "https://registry.npmjs.org/rollup-plugin-json/-/rollup-plugin-json-4.0.0.tgz",
+      "integrity": "sha512-hgb8N7Cgfw5SZAkb3jf0QXii6QX/FOkiIq2M7BAQIEydjHvTyxXHQiIzZaTFgx1GK0cRCHOCBHIyEkkLdWKxow==",
+      "dev": true,
+      "requires": {
+        "rollup-pluginutils": "^2.5.0"
+      }
+    },
+    "rollup-pluginutils": {
+      "version": "2.8.2",
+      "resolved": "https://registry.npmjs.org/rollup-pluginutils/-/rollup-pluginutils-2.8.2.tgz",
+      "integrity": "sha512-EEp9NhnUkwY8aif6bxgovPHMoMoNr2FulJziTndpt5H9RdwC47GSGuII9XxpSdzVGM0GWrNPHV6ie1LTNJPaLQ==",
+      "dev": true,
+      "requires": {
+        "estree-walker": "^0.6.1"
+      }
+    },
     "runnel": {
       "version": "0.5.3",
       "resolved": "https://registry.npmjs.org/runnel/-/runnel-0.5.3.tgz",
diff --git a/package.json b/package.json
index 9729896c0..a7d7700f8 100644
--- a/package.json
+++ b/package.json
@@ -32,7 +32,7 @@
     "npm": ">=1.4.0"
   },
   "scripts": {
-    "build": "rollup mustache.mjs --file mustache.js --format umd --name Mustache --banner '// This file has been generated from mustache.mjs' && uglifyjs mustache.js > mustache.min.js",
+    "build": "rollup --config && uglifyjs mustache.js > mustache.min.js",
     "pretest": "eslint --parser-options=sourceType:module mustache.mjs test/**/*.js && eslint bin/mustache",
     "test": "mocha --reporter spec test/*-test.js",
     "test-render": "mocha  --reporter spec test/render-test",
@@ -46,6 +46,7 @@
     "jshint": "^2.9.5",
     "mocha": "^3.0.2",
     "rollup": "^1.23.1",
+    "rollup-plugin-json": "^4.0.0",
     "uglify-js": "^3.4.6",
     "zuul": "^3.11.0",
     "zuul-ngrok": "nolanlawson/zuul-ngrok#patch-1"
diff --git a/rollup.config.js b/rollup.config.js
new file mode 100644
index 000000000..5d797bcb4
--- /dev/null
+++ b/rollup.config.js
@@ -0,0 +1,12 @@
+import json from "rollup-plugin-json";
+
+export default {
+  input: "mustache.mjs",
+  output: {
+    file: "mustache.js",
+    format: "umd",
+    name: "Mustache",
+    banner: "// This file has been generated from mustache.mjs"
+  },
+  plugins: [json()]
+};