diff --git a/package-lock.json b/package-lock.json
index 5b6a1e2..6925d9b 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -151,9 +151,9 @@
       }
     },
     "acorn": {
-      "version": "6.0.5",
-      "resolved": "https://gizaartifactory.jfrog.io/gizaartifactory/api/npm/npm-release/acorn/-/acorn-6.0.5.tgz",
-      "integrity": "sha1-gXMMCBXz87NNjvqVy3Qwll9NiHo=",
+      "version": "6.4.1",
+      "resolved": "https://registry.npmjs.org/acorn/-/acorn-6.4.1.tgz",
+      "integrity": "sha512-ZVA9k326Nwrj3Cj9jlh3wGFutC2ZornPNARZwsNYqQYgN0EsV2d53w5RN/co65Ohn4sUAUtb1rSUAOD6XN9idA==",
       "dev": true
     },
     "acorn-jsx": {