diff --git a/package-lock.json b/package-lock.json
index 50733044..e6dfabe2 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -3905,9 +3905,9 @@
       "dev": true
     },
     "acorn": {
-      "version": "8.0.1",
-      "resolved": "https://registry.npmjs.org/acorn/-/acorn-8.0.1.tgz",
-      "integrity": "sha512-dmKn4pqZ29iQl2Pvze1zTrps2luvls2PBY//neO2WJ0s10B3AxJXshN+Ph7B4GrhfGhHXrl4dnUwyNNXQcnWGQ==",
+      "version": "8.7.0",
+      "resolved": "https://registry.npmjs.org/acorn/-/acorn-8.7.0.tgz",
+      "integrity": "sha512-V/LGr1APy+PXIwKebEWrkZPwoeoF+w1jiOBUmuxuiUIaOHtob8Qc9BTrYo7VuI5fR8tqsy+buA2WFooR5olqvQ==",
       "dev": true
     },
     "acorn-jsx": {
diff --git a/package.json b/package.json
index 9db58860..3fdd495d 100644
--- a/package.json
+++ b/package.json
@@ -34,7 +34,7 @@
     "@babel/plugin-transform-runtime": "7.11.0",
     "@babel/preset-env": "7.11.0",
     "@babel/runtime": "7.11.0",
-    "acorn": "8.0.1",
+    "acorn": "8.7.0",
     "autoprefixer": "9.8.2",
     "babel-loader": "8.1.0",
     "basiljs": "github:basiljs/basil.js#develop",