diff --git a/package-lock.json b/package-lock.json
index ed97eb728..7c80e9603 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -8092,9 +8092,9 @@
       }
     },
     "node_modules/undici": {
-      "version": "5.27.0",
-      "resolved": "https://registry.npmjs.org/undici/-/undici-5.27.0.tgz",
-      "integrity": "sha512-l3ydWhlhOJzMVOYkymLykcRRXqbUaQriERtR70B9LzNkZ4bX52Fc8wbTDneMiwo8T+AemZXvXaTx+9o5ROxrXg==",
+      "version": "5.28.2",
+      "resolved": "https://registry.npmjs.org/undici/-/undici-5.28.2.tgz",
+      "integrity": "sha512-wh1pHJHnUeQV5Xa8/kyQhO7WFa8M34l026L5P/+2TYiakvGy5Rdc8jWZVyG7ieht/0WgJLEd3kcU5gKx+6GC8w==",
       "dependencies": {
         "@fastify/busboy": "^2.0.0"
       },
@@ -8404,7 +8404,7 @@
         "@bufbuild/protoc-gen-es": "^1.4.2",
         "@types/jasmine": "^5.0.0",
         "jasmine": "^5.1.0",
-        "undici": "^5.26.2"
+        "undici": "^5.28.2"
       },
       "peerDependencies": {
         "@bufbuild/protobuf": "^1.4.2"
@@ -8478,7 +8478,7 @@
       "version": "1.1.3",
       "license": "Apache-2.0",
       "dependencies": {
-        "undici": "^5.26.2"
+        "undici": "^5.28.2"
       },
       "devDependencies": {
         "@types/jasmine": "^5.0.0",
diff --git a/packages/connect-node/package.json b/packages/connect-node/package.json
index da1346aa6..750b9c9be 100644
--- a/packages/connect-node/package.json
+++ b/packages/connect-node/package.json
@@ -33,7 +33,7 @@
     "node": ">=16.0.0"
   },
   "dependencies": {
-    "undici": "^5.26.2"
+    "undici": "^5.28.2"
   },
   "peerDependencies": {
     "@bufbuild/protobuf": "^1.4.2",
diff --git a/packages/connect/package.json b/packages/connect/package.json
index af6b809bf..a9b029413 100644
--- a/packages/connect/package.json
+++ b/packages/connect/package.json
@@ -91,6 +91,6 @@
     "@bufbuild/protoc-gen-es": "^1.4.2",
     "@types/jasmine": "^5.0.0",
     "jasmine": "^5.1.0",
-    "undici": "^5.26.2"
+    "undici": "^5.28.2"
   }
 }