diff --git a/package.json b/package.json
index 0bccc63..ac7e715 100644
--- a/package.json
+++ b/package.json
@@ -56,7 +56,7 @@
   "dependencies": {
     "json-bigint": "^1.0.0",
     "json-rpc-2.0": "^1.7.0",
-    "undici": "^6.20.0"
+    "undici": "^6.21.0"
   },
   "devDependencies": {
     "@commitlint/cli": "^17.8.0",
diff --git a/yarn.lock b/yarn.lock
index 991e9c9..456affc 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -5037,10 +5037,10 @@ undici-types@~5.26.4:
   resolved "https://registry.npmjs.org/undici-types/-/undici-types-5.26.5.tgz"
   integrity sha512-JlCMO+ehdEIKqlFxk6IfVoAUVmgz7cU7zD/h9XZ0qzeosSHmUJVOzSQvvYSYWXkFXC+IfLKSIffhv0sVZup6pA==
 
-undici@^6.20.0:
-  version "6.20.0"
-  resolved "https://registry.yarnpkg.com/undici/-/undici-6.20.0.tgz#3b94d967693759ea625a3b78b2097213f30405a1"
-  integrity sha512-AITZfPuxubm31Sx0vr8bteSalEbs9wQb/BOBi9FPlD9Qpd6HxZ4Q0+hI742jBhkPb4RT2v5MQzaW5VhRVyj+9A==
+undici@^6.21.0:
+  version "6.21.0"
+  resolved "https://registry.yarnpkg.com/undici/-/undici-6.21.0.tgz#4b3d3afaef984e07b48e7620c34ed8a285ed4cd4"
+  integrity sha512-BUgJXc752Kou3oOIuU1i+yZZypyZRqNPW0vqoMPl8VaoalSfeR0D8/t4iAS3yirs79SSMTxTag+ZC86uswv+Cw==
 
 universalify@^2.0.0:
   version "2.0.1"