diff --git a/package-lock.json b/package-lock.json
index 039e32f48..532a277fb 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "pxt-blockly",
-  "version": "4.0.0",
+  "version": "4.0.15",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
@@ -6918,9 +6918,9 @@
       "integrity": "sha1-Epai1Y/UXxmg9s4B1lcB4sc1tus="
     },
     "json5": {
-      "version": "1.0.1",
-      "resolved": "https://registry.npmjs.org/json5/-/json5-1.0.1.tgz",
-      "integrity": "sha512-aKS4WQjPenRxiQsC93MNfjx+nbF4PAdYzmd/1JIj8HYzqfbu86beTuNgXDzPknWk0n0uARlyewZo4s++ES36Ow==",
+      "version": "1.0.2",
+      "resolved": "https://registry.npmjs.org/json5/-/json5-1.0.2.tgz",
+      "integrity": "sha512-g1MWMLBiz8FKi1e4w0UyVL3w+iJceWAFBAaBnnGKOpNa5f8TLktkbre1+s6oICydWAm+HRUGTmI+//xv2hvXYA==",
       "dev": true,
       "requires": {
         "minimist": "^1.2.0"
@@ -12173,15 +12173,6 @@
             "estraverse": "^4.1.1"
           }
         },
-        "json5": {
-          "version": "1.0.1",
-          "resolved": "https://registry.npmjs.org/json5/-/json5-1.0.1.tgz",
-          "integrity": "sha512-aKS4WQjPenRxiQsC93MNfjx+nbF4PAdYzmd/1JIj8HYzqfbu86beTuNgXDzPknWk0n0uARlyewZo4s++ES36Ow==",
-          "dev": true,
-          "requires": {
-            "minimist": "^1.2.0"
-          }
-        },
         "loader-utils": {
           "version": "1.2.3",
           "resolved": "https://registry.npmjs.org/loader-utils/-/loader-utils-1.2.3.tgz",
@@ -12196,8 +12187,7 @@
         "minimist": {
           "version": "1.2.0",
           "resolved": "https://registry.npmjs.org/minimist/-/minimist-1.2.0.tgz",
-          "integrity": "sha1-o1AIsg9BOD7sH7kU9M1d95omQoQ=",
-          "dev": true
+          "integrity": "sha1-o1AIsg9BOD7sH7kU9M1d95omQoQ="
         },
         "mkdirp": {
           "version": "0.5.5",
@@ -12336,15 +12326,6 @@
             "which": "^1.3.1"
           }
         },
-        "json5": {
-          "version": "1.0.1",
-          "resolved": "https://registry.npmjs.org/json5/-/json5-1.0.1.tgz",
-          "integrity": "sha512-aKS4WQjPenRxiQsC93MNfjx+nbF4PAdYzmd/1JIj8HYzqfbu86beTuNgXDzPknWk0n0uARlyewZo4s++ES36Ow==",
-          "dev": true,
-          "requires": {
-            "minimist": "^1.2.0"
-          }
-        },
         "loader-utils": {
           "version": "1.2.3",
           "resolved": "https://registry.npmjs.org/loader-utils/-/loader-utils-1.2.3.tgz",
@@ -12369,8 +12350,7 @@
         "minimist": {
           "version": "1.2.0",
           "resolved": "https://registry.npmjs.org/minimist/-/minimist-1.2.0.tgz",
-          "integrity": "sha1-o1AIsg9BOD7sH7kU9M1d95omQoQ=",
-          "dev": true
+          "integrity": "sha1-o1AIsg9BOD7sH7kU9M1d95omQoQ="
         },
         "p-locate": {
           "version": "3.0.0",