diff --git a/package.json b/package.json
index baf1313e6..2e99f8589 100644
--- a/package.json
+++ b/package.json
@@ -93,7 +93,7 @@
     "babel-preset-preact": "^1.1.0",
     "chart.js": "^2.9.3",
     "clipboard-polyfill": "^2.8.6",
-    "codemirror": "^5.50.2",
+    "codemirror": "^5.51.0",
     "focus-visible": "^5.0.2",
     "honeybadger-js": "2.0.2",
     "intersection-observer": "^0.7.0",
diff --git a/yarn.lock b/yarn.lock
index 0cd630a57..4cdbff2bd 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -3114,10 +3114,10 @@ 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@^5.50.2:
-  version "5.50.2"
-  resolved "https://registry.yarnpkg.com/codemirror/-/codemirror-5.50.2.tgz#32ddfe2b50193fcf573d8141c4a31d267c92b4a3"
-  integrity sha512-PPjUsC1oXSM86lunKrw609P1oM0Wu8z9rqzjbeyBYCcx44VL41aUpccdOf1PfAZtTONlmN3sT3p2etLNYa1OGg==
+codemirror@^5.51.0:
+  version "5.51.0"
+  resolved "https://registry.yarnpkg.com/codemirror/-/codemirror-5.51.0.tgz#7746caaf5223e68f5c55ea11e2f3cc82a9a3929e"
+  integrity sha512-vyuYYRv3eXL0SCuZA4spRFlKNzQAewHcipRQCOKgRy7VNAvZxTKzbItdbCl4S5AgPZ5g3WkHp+ibWQwv9TLG7Q==
 
 collection-visit@^1.0.0:
   version "1.0.0"