diff --git a/sample-nodejs/package-lock.json b/sample-nodejs/package-lock.json
index 0fecf85..ba0356f 100644
--- a/sample-nodejs/package-lock.json
+++ b/sample-nodejs/package-lock.json
@@ -358,7 +358,8 @@
     "babylonjs-charactercontroller": {
       "version": "0.2.0",
       "resolved": "http://localhost:4873/babylonjs-charactercontroller/-/babylonjs-charactercontroller-0.2.0.tgz",
-      "integrity": "sha512-DXDbywGqX9qBb4B2sR53ifhPxex1IhS4GaW2XbYNqeMXYyq6hLb9dbmRMV6WbW9Rse9dt3i5Lfuc4QzQp5nr4Q=="
+      "integrity": "sha512-DXDbywGqX9qBb4B2sR53ifhPxex1IhS4GaW2XbYNqeMXYyq6hLb9dbmRMV6WbW9Rse9dt3i5Lfuc4QzQp5nr4Q==",
+      "dev": true
     },
     "balanced-match": {
       "version": "1.0.0",
@@ -2579,9 +2580,9 @@
       }
     },
     "mixin-deep": {
-      "version": "1.3.1",
-      "resolved": "https://registry.npmjs.org/mixin-deep/-/mixin-deep-1.3.1.tgz",
-      "integrity": "sha512-8ZItLHeEgaqEvd5lYBXfm4EZSFCX29Jb9K+lAHhDKzReKBQKj3R+7NOF6tjqYi9t4oI8VUfaWITJQm86wnXGNQ==",
+      "version": "1.3.2",
+      "resolved": "https://registry.npmjs.org/mixin-deep/-/mixin-deep-1.3.2.tgz",
+      "integrity": "sha512-WRoDn//mXBiJ1H40rqa3vH0toePwSsGb45iInWlTySa+Uu4k3tYUSxa2v1KqAiLtvlrSzaExqS1gtk96A9zvEA==",
       "dev": true,
       "requires": {
         "for-in": "^1.0.2",