diff --git a/demo/package-lock.json b/demo/package-lock.json
index ae59322..c54893e 100644
--- a/demo/package-lock.json
+++ b/demo/package-lock.json
@@ -683,9 +683,9 @@
       "dev": true
     },
     "@nguniversal/express-engine": {
-      "version": "6.0.0",
-      "resolved": "https://registry.npmjs.org/@nguniversal/express-engine/-/express-engine-6.0.0.tgz",
-      "integrity": "sha512-BFedPnFZcTDXGY2TedWyY29SVuHq/E6cpFDPN5bw4gn+lAd6m0aVySebQX7s2YPvX9scU/ZuKiOT3PRAKlgv5Q==",
+      "version": "7.0.0",
+      "resolved": "https://registry.npmjs.org/@nguniversal/express-engine/-/express-engine-7.0.0.tgz",
+      "integrity": "sha512-kC5LsXwCkBeXILN2n4cNGKwddX8byL9hhSm6efsWmRPxeCNWyYL8u2VuYlmwT5l2nk0mTC2FHZkzthmvzscTtg==",
       "dev": true
     },
     "@nguniversal/module-map-ngfactory-loader": {
@@ -1145,6 +1145,7 @@
       "resolved": "https://registry.npmjs.org/align-text/-/align-text-0.1.4.tgz",
       "integrity": "sha1-DNkKVhCT810KmSVsIrcGlDP60Rc=",
       "dev": true,
+      "optional": true,
       "requires": {
         "kind-of": "^3.0.2",
         "longest": "^1.0.1",
@@ -1156,6 +1157,7 @@
           "resolved": "https://registry.npmjs.org/kind-of/-/kind-of-3.2.2.tgz",
           "integrity": "sha1-MeohpzS6ubuw8yRm2JOupR5KPGQ=",
           "dev": true,
+          "optional": true,
           "requires": {
             "is-buffer": "^1.1.5"
           }
@@ -5814,12 +5816,14 @@
         "balanced-match": {
           "version": "1.0.0",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "brace-expansion": {
           "version": "1.1.11",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "balanced-match": "^1.0.0",
             "concat-map": "0.0.1"
@@ -5834,17 +5838,20 @@
         "code-point-at": {
           "version": "1.1.0",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "concat-map": {
           "version": "0.0.1",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "console-control-strings": {
           "version": "1.1.0",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "core-util-is": {
           "version": "1.0.2",
@@ -5961,7 +5968,8 @@
         "inherits": {
           "version": "2.0.3",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "ini": {
           "version": "1.3.5",
@@ -5973,6 +5981,7 @@
           "version": "1.0.0",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "number-is-nan": "^1.0.0"
           }
@@ -5987,6 +5996,7 @@
           "version": "3.0.4",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "brace-expansion": "^1.1.7"
           }
@@ -5994,12 +6004,14 @@
         "minimist": {
           "version": "0.0.8",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "minipass": {
           "version": "2.2.4",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "safe-buffer": "^5.1.1",
             "yallist": "^3.0.0"
@@ -6018,6 +6030,7 @@
           "version": "0.5.1",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "minimist": "0.0.8"
           }
@@ -6098,7 +6111,8 @@
         "number-is-nan": {
           "version": "1.0.1",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "object-assign": {
           "version": "4.1.1",
@@ -6110,6 +6124,7 @@
           "version": "1.4.0",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "wrappy": "1"
           }
@@ -6231,6 +6246,7 @@
           "version": "1.0.2",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "code-point-at": "^1.0.0",
             "is-fullwidth-code-point": "^1.0.0",
@@ -6307,6 +6323,7 @@
       "resolved": "https://registry.npmjs.org/fstream/-/fstream-1.0.11.tgz",
       "integrity": "sha1-XB+x8RdHcRTwYyoOtLcbPLD9MXE=",
       "dev": true,
+      "optional": true,
       "requires": {
         "graceful-fs": "^4.1.2",
         "inherits": "~2.0.0",
@@ -11158,7 +11175,8 @@
       "version": "1.0.1",
       "resolved": "https://registry.npmjs.org/longest/-/longest-1.0.1.tgz",
       "integrity": "sha1-MKCy2jj3N3DoKUoNIuZiXtd9AJc=",
-      "dev": true
+      "dev": true,
+      "optional": true
     },
     "loose-envify": {
       "version": "1.4.0",
diff --git a/demo/package.json b/demo/package.json
index 13b0041..1953d2f 100644
--- a/demo/package.json
+++ b/demo/package.json
@@ -45,7 +45,7 @@
     "@angularclass/hmr": "~2.1.3",
     "@compodoc/gulp-compodoc": "^0.0.9",
     "@nguniversal/common": "^6.0.0",
-    "@nguniversal/express-engine": "^6.0.0",
+    "@nguniversal/express-engine": "^7.0.0",
     "@nguniversal/module-map-ngfactory-loader": "^6.0.0",
     "@types/jest": "^23.3.1",
     "@types/node": "^10.5.8",