diff --git a/fixtures/attribute-behavior/yarn.lock b/fixtures/attribute-behavior/yarn.lock
index e01a8a38038..fde04f8b318 100644
--- a/fixtures/attribute-behavior/yarn.lock
+++ b/fixtures/attribute-behavior/yarn.lock
@@ -1898,8 +1898,9 @@ detect-port-alt@1.1.3:
     debug "^2.6.0"
 
 diff@^3.2.0:
-  version "3.3.0"
-  resolved "https://registry.yarnpkg.com/diff/-/diff-3.3.0.tgz#056695150d7aa93237ca7e378ac3b1682b7963b9"
+  version "3.5.1"
+  resolved "https://registry.yarnpkg.com/diff/-/diff-3.5.1.tgz#e7fae480379d2e944c68ff0f5e1c29b6e28c77ab"
+  integrity sha512-Z3u54A8qGyqFOSr2pk0ijYs8mOE9Qz8kTvtKeBI+upoG9j04Sq+oI7W8zAJiQybDcESET8/uIdHzs0p3k4fZlw==
 
 diffie-hellman@^5.0.0:
   version "5.0.2"