diff --git a/client/package.json b/client/package.json
index b187941..65251f6 100644
--- a/client/package.json
+++ b/client/package.json
@@ -11,7 +11,7 @@
     "axios": "^0.18.0",
     "bulma": "^0.7.5",
     "bulma-tooltip": "^2.0.2",
-    "codemirror": "^5.47.0",
+    "codemirror": "^5.58.2",
     "immer": "^3.1.2",
     "lodash": "^4.17.11",
     "most": "^1.7.3",
diff --git a/client/yarn.lock b/client/yarn.lock
old mode 100755
new mode 100644
index 5b0c68e..4cebe66
--- a/client/yarn.lock
+++ b/client/yarn.lock
@@ -3106,10 +3106,10 @@ 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@^5.47.0:
-  version "5.47.0"
-  resolved "https://registry.yarnpkg.com/codemirror/-/codemirror-5.47.0.tgz#c13a521ae5660d3acc655af252f4955065293789"
-  integrity sha512-kV49Fr+NGFHFc/Imsx6g180hSlkGhuHxTSDDmDHOuyln0MQYFLixDY4+bFkBVeCEiepYfDimAF/e++9jPJk4QA==
+codemirror@^5.58.2:
+  version "5.58.2"
+  resolved "https://registry.yarnpkg.com/codemirror/-/codemirror-5.58.2.tgz#ed54a1796de1498688bea1cdd4e9eeb187565d1b"
+  integrity sha512-K/hOh24cCwRutd1Mk3uLtjWzNISOkm4fvXiMO7LucCrqbh6aJDdtqUziim3MZUI6wOY0rvY1SlL1Ork01uMy6w==
 
 collection-visit@^1.0.0:
   version "1.0.0"