diff --git a/package.json b/package.json
index d001ffb..e126f23 100644
--- a/package.json
+++ b/package.json
@@ -65,6 +65,6 @@
     "@openzeppelin/contracts-upgradeable": "^4.9.3",
     "base64-sol": "^1.1.0",
     "ethers": "^5.7.1",
-    "yarn": "^1.22.19"
+    "yarn": "^1.22.21"
   }
 }
diff --git a/yarn.lock b/yarn.lock
index 83db8e3..aaf3a0e 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -6551,10 +6551,10 @@ yargs@16.2.0:
     y18n "^5.0.5"
     yargs-parser "^20.2.2"
 
-yarn@^1.22.19:
-  version "1.22.19"
-  resolved "https://registry.yarnpkg.com/yarn/-/yarn-1.22.19.tgz#4ba7fc5c6e704fce2066ecbfb0b0d8976fe62447"
-  integrity sha512-/0V5q0WbslqnwP91tirOvldvYISzaqhClxzyUKXYxs07yUILIs5jx/k6CFe8bvKSkds5w+eiOqta39Wk3WxdcQ==
+yarn@^1.22.21:
+  version "1.22.21"
+  resolved "https://registry.yarnpkg.com/yarn/-/yarn-1.22.21.tgz#1959a18351b811cdeedbd484a8f86c3cc3bbaf72"
+  integrity sha512-ynXaJsADJ9JiZ84zU25XkPGOvVMmZ5b7tmTSpKURYwgELdjucAOydqIOrOfTxVYcNXe91xvLZwcRh68SR3liCg==
 
 yn@3.1.1:
   version "3.1.1"