diff --git a/js/gulp/closure-task.js b/js/gulp/closure-task.js
index 69e9db37524d6..7a76d21d46100 100644
--- a/js/gulp/closure-task.js
+++ b/js/gulp/closure-task.js
@@ -52,7 +52,7 @@ export const closureTask = ((cache) => memoizeTask(cache, async function closure
     for (const publicModulePath of publicModulePaths(srcAbsolute)) {
         exportedImports.push({
             publicModulePath,
-            exports_: getPublicExportedNames(await import(publicModulePath))
+            exports_: getPublicExportedNames(await import(`file://${publicModulePath}`))
         });
     }