diff --git a/src/package.json b/src/package.json
index 855940f25e7..a6c48da4e6a 100644
--- a/src/package.json
+++ b/src/package.json
@@ -2,7 +2,7 @@
   "name": "brackets-src",
   "dependencies": {
     "acorn": "5.1.1",
-    "codemirror": "5.30.0",
+    "codemirror": "5.65.10",
     "less": "2.7.2",
     "preact": "8.2.1",
     "preact-test-utils": "0.1.3",