diff --git a/package-lock.json b/package-lock.json
index c5dccf446..11a7d55e2 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -9,7 +9,7 @@
       "version": "0.12.7",
       "license": "MIT",
       "devDependencies": {
-        "acorn": "0.5.0",
+        "acorn": "0.12.0",
         "canvas": "2.11.2",
         "del": "4.1.1",
         "gulp": "3.9.1",
@@ -334,9 +334,9 @@
       }
     },
     "node_modules/acorn": {
-      "version": "0.5.0",
-      "resolved": "https://registry.npmjs.org/acorn/-/acorn-0.5.0.tgz",
-      "integrity": "sha512-C+F0F79vOrEG1cNTBTKDJma7LSiWl6AkWJd1lqt6W784YLQSD+bFBLAbbLOXDHSr7+vSZvy5cX3CTMsCgocfxQ==",
+      "version": "0.12.0",
+      "resolved": "https://registry.npmjs.org/acorn/-/acorn-0.12.0.tgz",
+      "integrity": "sha512-itM1P1dPZymI8PCDR/eU0Q1KyIoPv1o7XqsjiEDHuQMZ0X6gPC79OpJScw4a8ZgzDQ8dvnRi99kBEPVcvJX99A==",
       "dev": true,
       "bin": {
         "acorn": "bin/acorn"
diff --git a/package.json b/package.json
index 092f1ea8d..d1df60d7d 100644
--- a/package.json
+++ b/package.json
@@ -53,7 +53,7 @@
     "./dist/node/extend.js": false
   },
   "devDependencies": {
-    "acorn": "0.5.0",
+    "acorn": "0.12.0",
     "canvas": "2.11.2",
     "del": "4.1.1",
     "gulp": "3.9.1",