diff --git a/demo/package-lock.json b/demo/package-lock.json
index 6451cea..23c033e 100644
--- a/demo/package-lock.json
+++ b/demo/package-lock.json
@@ -10,7 +10,7 @@
       "license": "MIT",
       "dependencies": {
         "@codemirror/lang-javascript": "^6.1.9",
-        "@codemirror/state": "^6.2.1",
+        "@codemirror/state": "^6.4.1",
         "codemirror": "^6.0.1",
         "debounce": "^1.2.1",
         "workerboxjs": "file:../"
@@ -111,9 +111,10 @@
       }
     },
     "node_modules/@codemirror/state": {
-      "version": "6.2.1",
-      "resolved": "https://registry.npmjs.org/@codemirror/state/-/state-6.2.1.tgz",
-      "integrity": "sha512-RupHSZ8+OjNT38zU9fKH2sv+Dnlr8Eb8sl4NOnnqz95mCFTZUaiRP8Xv5MeeaG0px2b8Bnfe7YGwCV3nsBhbuw=="
+      "version": "6.4.1",
+      "resolved": "https://registry.npmjs.org/@codemirror/state/-/state-6.4.1.tgz",
+      "integrity": "sha512-QkEyUiLhsJoZkbumGZlswmAhA7CBU02Wrz7zvH4SrcifbsqwlXShVXg65f3v/ts57W3dqyamEriMhij1Z3Zz4A==",
+      "license": "MIT"
     },
     "node_modules/@codemirror/view": {
       "version": "6.5.1",
@@ -688,9 +689,9 @@
       }
     },
     "@codemirror/state": {
-      "version": "6.2.1",
-      "resolved": "https://registry.npmjs.org/@codemirror/state/-/state-6.2.1.tgz",
-      "integrity": "sha512-RupHSZ8+OjNT38zU9fKH2sv+Dnlr8Eb8sl4NOnnqz95mCFTZUaiRP8Xv5MeeaG0px2b8Bnfe7YGwCV3nsBhbuw=="
+      "version": "6.4.1",
+      "resolved": "https://registry.npmjs.org/@codemirror/state/-/state-6.4.1.tgz",
+      "integrity": "sha512-QkEyUiLhsJoZkbumGZlswmAhA7CBU02Wrz7zvH4SrcifbsqwlXShVXg65f3v/ts57W3dqyamEriMhij1Z3Zz4A=="
     },
     "@codemirror/view": {
       "version": "6.5.1",
diff --git a/demo/package.json b/demo/package.json
index 2bb1ae3..b0ea1d4 100644
--- a/demo/package.json
+++ b/demo/package.json
@@ -24,7 +24,7 @@
   "license": "MIT",
   "dependencies": {
     "@codemirror/lang-javascript": "^6.1.9",
-    "@codemirror/state": "^6.2.1",
+    "@codemirror/state": "^6.4.1",
     "codemirror": "^6.0.1",
     "debounce": "^1.2.1",
     "workerboxjs": "file:../"