diff --git a/package.json b/package.json
index 983a0fee..ec781676 100644
--- a/package.json
+++ b/package.json
@@ -82,7 +82,7 @@
   },
   "dependencies": {
     "@rooks/use-mutation-observer": "3.4.2",
-    "classnames": "2.2.6",
+    "classnames": "2.5.1",
     "focus-outline-manager": "^1.0.2",
     "lodash.debounce": "4.0.8",
     "prop-types": "15.7.2",
diff --git a/yarn.lock b/yarn.lock
index 8cd63bb8..0b1df8a7 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1732,10 +1732,10 @@ class-utils@^0.3.5:
     isobject "^3.0.0"
     static-extend "^0.1.1"
 
-classnames@2.2.6:
-  version "2.2.6"
-  resolved "https://registry.yarnpkg.com/classnames/-/classnames-2.2.6.tgz#43935bffdd291f326dad0a205309b38d00f650ce"
-  integrity sha512-JR/iSQOSt+LQIWwrwEzJ9uk0xfN3mTVYMwt1Ir5mUcSN6pU+V4zQFFaJsclJbPuAUQH+yfWef6tm7l1quW3C8Q==
+classnames@2.5.1:
+  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@4.2.x:
   version "4.2.1"