diff --git a/package.json b/package.json
index fa57915..0f41e42 100644
--- a/package.json
+++ b/package.json
@@ -9,7 +9,7 @@
     "babel": "^5.8.23",
     "bluebird": "^2.10.1",
     "cheerio": "^0.19.0",
-    "codemirror": "~5.6.0",
+    "codemirror": "~5.58.2",
     "gulp": "^3.9.0",
     "gulp-concat": "^2.6.0",
     "gulp-load-plugins": "^0.10.0",
diff --git a/yarn.lock b/yarn.lock
index 31fede3..76cb9c8 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -930,10 +930,10 @@ code-point-at@^1.0.0:
   resolved "https://registry.yarnpkg.com/code-point-at/-/code-point-at-1.1.0.tgz#0d070b4d043a5bea33a2f1a40e2edb3d9a4ccf77"
   integrity sha1-DQcLTQQ6W+ozovGkDi7bPZpMz3c=
 
-codemirror@~5.6.0:
-  version "5.6.0"
-  resolved "https://registry.yarnpkg.com/codemirror/-/codemirror-5.6.0.tgz#da53d2a03768560d1663ebfb4b3a03523b4c3f4b"
-  integrity sha1-2lPSoDdoVg0WY+v7SzoDUjtMP0s=
+codemirror@~5.58.2:
+  version "5.58.2"
+  resolved "https://registry.yarnpkg.com/codemirror/-/codemirror-5.58.2.tgz#ed54a1796de1498688bea1cdd4e9eeb187565d1b"
+  integrity sha512-K/hOh24cCwRutd1Mk3uLtjWzNISOkm4fvXiMO7LucCrqbh6aJDdtqUziim3MZUI6wOY0rvY1SlL1Ork01uMy6w==
 
 coffee-script@^1.12.4:
   version "1.12.7"