diff --git a/packages/react-sandpack/package.json b/packages/react-sandpack/package.json
index bca5b899ecf..a62464ae778 100644
--- a/packages/react-sandpack/package.json
+++ b/packages/react-sandpack/package.json
@@ -81,7 +81,7 @@
   },
   "dependencies": {
     "classnames": "^2.2.5",
-    "codemirror": "^5.35.0",
+    "codemirror": "^6.0.0",
     "codesandbox-api": "^0.0.18",
     "codesandbox-import-utils": "^1.2.3",
     "react-broadcast": "^0.6.2",