diff --git a/docs/package.json b/docs/package.json
index 781e7d76e..745045f64 100644
--- a/docs/package.json
+++ b/docs/package.json
@@ -17,7 +17,7 @@
     "@angular/compiler": "8.1.3",
     "@angular/core": "8.1.3",
     "codelyzer": "5.1.0",
-    "codemirror": "5.48.2",
+    "codemirror": "5.48.4",
     "rxjs": "5.5.12",
     "tslint": "5.20.0",
     "typescript": "2.9.2",