diff --git a/package-lock.json b/package-lock.json
index 3499ed6..69ccc64 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -2684,9 +2684,9 @@
       }
     },
     "@popperjs/core": {
-      "version": "2.9.2",
-      "resolved": "https://registry.npmjs.org/@popperjs/core/-/core-2.9.2.tgz",
-      "integrity": "sha512-VZMYa7+fXHdwIq1TDhSXoVmSPEGM/aa+6Aiq3nVVJ9bXr24zScr+NlKFKC3iPljA7ho/GAZr+d2jOf5GIRC30Q=="
+      "version": "2.11.0",
+      "resolved": "https://registry.npmjs.org/@popperjs/core/-/core-2.11.0.tgz",
+      "integrity": "sha512-zrsUxjLOKAzdewIDRWy9nsV1GQsKBCWaGwsZQlCgr6/q+vjyZhFgqedLfFBuI9anTPEUT4APq9Mu0SZBTzIcGQ=="
     },
     "@reach/router": {
       "version": "1.3.4",
diff --git a/package.json b/package.json
index 015a93d..436e920 100644
--- a/package.json
+++ b/package.json
@@ -55,7 +55,7 @@
     "webpack-merge": "^4.2.2"
   },
   "dependencies": {
-    "@popperjs/core": "^2.5.4",
+    "@popperjs/core": "^2.11.0",
     "@reach/router": "^1.3.4",
     "@toast-ui/editor": "^2.5.1",
     "axios": "^0.21.0",