diff --git a/app/package.json b/app/package.json
index 625468d62..2ee1b2210 100644
--- a/app/package.json
+++ b/app/package.json
@@ -21,7 +21,7 @@
     "byline": "^5.0.0",
     "chalk": "^2.3.0",
     "classnames": "^2.2.5",
-    "codemirror": "^5.49.2",
+    "codemirror": "^5.54.0",
     "codemirror-mode-elixir": "^1.1.2",
     "compare-versions": "^3.6.0",
     "deep-equal": "^1.0.1",
diff --git a/app/yarn.lock b/app/yarn.lock
index 8b29892ef..1bd53c75d 100644
--- a/app/yarn.lock
+++ b/app/yarn.lock
@@ -203,10 +203,10 @@ codemirror-mode-elixir@^1.1.2:
   resolved "https://registry.yarnpkg.com/codemirror-mode-elixir/-/codemirror-mode-elixir-1.1.2.tgz#61227208d2684d928500af6934e4b9c995fb0960"
   integrity sha512-1oIuRVHyUhLv0Za9sEIsI7urAj06EohwO/yVj10bg7aHnimHQ964Wk3uuoPH0Yn8L38EkOd+SwULYpDiCQtoTA==
 
-codemirror@^5.49.2:
-  version "5.49.2"
-  resolved "https://registry.yarnpkg.com/codemirror/-/codemirror-5.49.2.tgz#c84fdaf11b19803f828b0c67060c7bc6d154ccad"
-  integrity sha512-dwJ2HRPHm8w51WB5YTF9J7m6Z5dtkqbU9ntMZ1dqXyFB9IpjoUFDj80ahRVEoVanfIp6pfASJbOlbWdEf8FOzQ==
+codemirror@^5.54.0:
+  version "5.54.0"
+  resolved "https://registry.yarnpkg.com/codemirror/-/codemirror-5.54.0.tgz#82b6adf662b29eeb7b867fe7839d49e25e4a0b38"
+  integrity sha512-Pgf3surv4zvw+KaW3doUU7pGjF0BPU8/sj7eglWJjzni46U/DDW8pu3nZY0QgQKUcICDXRkq8jZmq0y6KhxM3Q==
 
 color-convert@^1.9.0:
   version "1.9.0"