diff --git a/package.json b/package.json
index 5a6a664f1c..19abcc2748 100644
--- a/package.json
+++ b/package.json
@@ -182,7 +182,7 @@
     "base62": "2.0.1",
     "better-npm-run": "0.1.1",
     "chokidar": "3.5.3",
-    "classnames": "2.3.2",
+    "classnames": "2.5.1",
     "common-tags": "1.8.2",
     "compression": "1.7.4",
     "config": "3.3.9",
diff --git a/yarn.lock b/yarn.lock
index 7879006fbc..f07b048435 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -3155,10 +3155,10 @@ cjs-module-lexer@^1.0.0:
   resolved "https://registry.yarnpkg.com/cjs-module-lexer/-/cjs-module-lexer-1.2.2.tgz#9f84ba3244a512f3a54e5277e8eef4c489864e40"
   integrity sha512-cOU9usZw8/dXIXKtwa8pM0OTJQuJkxMN6w30csNRUerHfeQ5R6U3kkU/FtJeIf3M202OHfY2U8ccInBG7/xogA==
 
-classnames@2.3.2, classnames@2.x, classnames@^2.2.1, classnames@^2.2.6, classnames@^2.3.1:
-  version "2.3.2"
-  resolved "https://registry.yarnpkg.com/classnames/-/classnames-2.3.2.tgz#351d813bf0137fcc6a76a16b88208d2560a0d924"
-  integrity sha512-CSbhY4cFEJRe6/GQzIk5qXZ4Jeg5pcsP7b5peFSDpffpe1cqjASH/n9UTjBwOp6XpMSTwQ8Za2K5V02ueA7Tmw==
+classnames@2.5.1, classnames@2.x, classnames@^2.2.1, classnames@^2.2.6, classnames@^2.3.1:
+  version "2.5.1"
+  resolved "https://registry.yarnpkg.com/classnames/-/classnames-2.5.1.tgz#ba774c614be0f016da105c858e7159eae8e7687b"
+  integrity sha512-saHYOzhIQs6wy2sVxTM6bUDsQO4F50V9RQ22qBpEdCW+I+/Wmke2HOl6lS6dTpdxVhb88/I6+Hs+438c3lfUow==
 
 clean-css@^5.2.2:
   version "5.3.1"