diff --git a/docs/package-lock.json b/docs/package-lock.json
index a29d7aa..5f0d454 100644
--- a/docs/package-lock.json
+++ b/docs/package-lock.json
@@ -132,10 +132,10 @@
       "resolved": "https://registry.npmjs.org/handlebars/-/handlebars-4.1.1.tgz",
       "integrity": "sha512-3Zhi6C0euYZL5sM0Zcy7lInLXKQ+YLcF/olbN010mzGQ4XVm50JeyBnMqofHh696GrciGruC7kCcApPDJvVgwA==",
       "requires": {
-        "neo-async": "2.6.0",
-        "optimist": "0.6.1",
-        "source-map": "0.6.1",
-        "uglify-js": "3.5.2"
+        "neo-async": "^2.6.0",
+        "optimist": "^0.6.1",
+        "source-map": "^0.6.1",
+        "uglify-js": "^3.1.4"
       }
     },
     "highlight.js": {