diff --git a/frontend/package.json b/frontend/package.json
index 7f4c6e4..c928b85 100644
--- a/frontend/package.json
+++ b/frontend/package.json
@@ -20,7 +20,7 @@
     "babel-runtime": "6.26.0",
     "case-sensitive-paths-webpack-plugin": "2.1.1",
     "chalk": "1.1.3",
-    "codemirror": "^5.40.2",
+    "codemirror": "^5.59.1",
     "codemirror-rholang": "^1.0.1",
     "css-loader": "0.28.7",
     "dotenv": "4.0.0",
diff --git a/frontend/yarn.lock b/frontend/yarn.lock
index 8a8f0f0..863bee3 100644
--- a/frontend/yarn.lock
+++ b/frontend/yarn.lock
@@ -2006,10 +2006,10 @@ codemirror-rholang@^1.0.1:
   resolved "https://registry.yarnpkg.com/codemirror-rholang/-/codemirror-rholang-1.0.1.tgz#073462dcd7cdbb3203a32c8a02396dfeafce8059"
   integrity sha512-BHo8DfbFRVAtP2aFAHTt67QATGNl9zOIJmtr4CfcmRSp6GSIeeVzkKnssJx//6WNBxKvfG74RA8ucEL/ulzMgQ==
 
-codemirror@^5.40.2:
-  version "5.42.0"
-  resolved "https://registry.yarnpkg.com/codemirror/-/codemirror-5.42.0.tgz#2d5b640ed009e89dee9ed8a2a778e2a25b65f9eb"
-  integrity sha512-pbApC8zDzItP3HRphD6kQVwS976qB5Qi0hU3MZMixLk+AyugOW1RF+8XJEjeyl5yWsHNe88tDUxzeRh5AOxPRw==
+codemirror@^5.59.1:
+  version "5.59.2"
+  resolved "https://registry.yarnpkg.com/codemirror/-/codemirror-5.59.2.tgz#ee674d3a4a8d241af38d52afc482625ba7393922"
+  integrity sha512-/D5PcsKyzthtSy2NNKCyJi3b+htRkoKv3idswR/tR6UAvMNKA7SrmyZy6fOONJxSRs1JlUWEDAbxqfdArbK8iA==
 
 collection-visit@^1.0.0:
   version "1.0.0"