diff --git a/package.json b/package.json
index b3089f1..3b34337 100644
--- a/package.json
+++ b/package.json
@@ -13,7 +13,7 @@
     "@types/node": "^12.0.0",
     "@types/react": "^16.9.0",
     "@types/react-dom": "^16.9.0",
-    "codemirror": "^5.55.0",
+    "codemirror": "^5.58.2",
     "codemirror-one-dark-theme": "^1.1.1",
     "gh-pages": "^3.1.0",
     "lodash": "^4.17.19",
diff --git a/yarn.lock b/yarn.lock
index 14b0e55..4bcfeed 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -2995,10 +2995,10 @@ codemirror-one-dark-theme@^1.1.1:
   resolved "https://registry.yarnpkg.com/codemirror-one-dark-theme/-/codemirror-one-dark-theme-1.1.1.tgz#e7f2b9e57e9945bed1720c61aa953a95ab96715c"
   integrity sha512-SuGz+mjIhWZcU59PQT1KQL8YDdCZOB7zWyPSKC9T8KCjiFCsNaRnaOpI9LDamHUx8X+a7tEfiogemx6L/WDZCg==
 
-codemirror@^5.55.0:
-  version "5.55.0"
-  resolved "https://registry.yarnpkg.com/codemirror/-/codemirror-5.55.0.tgz#23731f641288f202a6858fdc878f3149e0e04363"
-  integrity sha512-TumikSANlwiGkdF/Blnu/rqovZ0Y3Jh8yy9TqrPbSM0xxSucq3RgnpVDQ+mD9q6JERJEIT2FMuF/fBGfkhIR/g==
+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"