diff --git a/package-lock.json b/package-lock.json
index 1a7b706..a846980 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -2231,9 +2231,9 @@
       "dev": true
     },
     "codemirror": {
-      "version": "5.43.0",
-      "resolved": "https://registry.npmjs.org/codemirror/-/codemirror-5.43.0.tgz",
-      "integrity": "sha512-mljwQWUaWIf85I7QwTBryF2ASaIvmYAL4s5UCanCJFfKeXOKhrqdHWdHiZWAMNT+hjLTCnVx2S/SYTORIgxsgA=="
+      "version": "5.58.2",
+      "resolved": "https://registry.npmjs.org/codemirror/-/codemirror-5.58.2.tgz",
+      "integrity": "sha512-K/hOh24cCwRutd1Mk3uLtjWzNISOkm4fvXiMO7LucCrqbh6aJDdtqUziim3MZUI6wOY0rvY1SlL1Ork01uMy6w=="
     },
     "collection-visit": {
       "version": "1.0.0",
diff --git a/package.json b/package.json
index a6f9ea4..c6962e8 100644
--- a/package.json
+++ b/package.json
@@ -11,7 +11,7 @@
   },
   "dependencies": {
     "@toast-ui/vue-editor": "^1.0.4",
-    "codemirror": "^5.43.0",
+    "codemirror": "^5.58.2",
     "fs-extra": "^7.0.1",
     "marked": "^0.7.0",
     "vue": "^2.5.21",