diff --git a/packages/dev-middleware/package.json b/packages/dev-middleware/package.json
index b41ffd2b951..94d8fcfc6c4 100644
--- a/packages/dev-middleware/package.json
+++ b/packages/dev-middleware/package.json
@@ -40,7 +40,7 @@
   },
   "devDependencies": {
     "selfsigned": "^2.4.1",
-    "undici": "^5.29.0",
+    "undici": "^6.24.0",
     "wait-for-expect": "^3.0.2"
   }
 }
diff --git a/yarn.lock b/yarn.lock
index b33b30e2cba..209e3f8cb4e 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -2043,13 +2043,6 @@ __metadata:
   languageName: node
   linkType: hard
 
-"@fastify/busboy@npm:^2.0.0":
-  version: 2.1.1
-  resolution: "@fastify/busboy@npm:2.1.1"
-  checksum: 10c0/6f8027a8cba7f8f7b736718b013f5a38c0476eea67034c94a0d3c375e2b114366ad4419e6a6fa7ffc2ef9c6d3e0435d76dd584a7a1cbac23962fda7650b579e3
-  languageName: node
-  linkType: hard
-
 "@gitbeaker/core@npm:^38.12.1":
   version: 38.12.1
   resolution: "@gitbeaker/core@npm:38.12.1"
@@ -3577,7 +3570,7 @@ __metadata:
     open: "npm:^7.0.3"
     selfsigned: "npm:^2.4.1"
     serve-static: "npm:^1.16.2"
-    undici: "npm:^5.29.0"
+    undici: "npm:^6.24.0"
     wait-for-expect: "npm:^3.0.2"
     ws: "npm:^6.2.3"
   languageName: unknown
@@ -14418,12 +14411,10 @@ __metadata:
   languageName: node
   linkType: hard
 
-"undici@npm:^5.29.0":
-  version: 5.29.0
-  resolution: "undici@npm:5.29.0"
-  dependencies:
-    "@fastify/busboy": "npm:^2.0.0"
-  checksum: 10c0/e4e4d631ca54ee0ad82d2e90e7798fa00a106e27e6c880687e445cc2f13b4bc87c5eba2a88c266c3eecffb18f26e227b778412da74a23acc374fca7caccec49b
+"undici@npm:^6.24.0":
+  version: 6.24.1
+  resolution: "undici@npm:6.24.1"
+  checksum: 10c0/53fdbaa357139a2c12deed34f67d67fc6ad269630ba85a1507e7717f53ad2d3a02c95fbd17d3ab321e34c60b6f0a716cdc2f7e2eca1e07178702dc89cc3a73c4
   languageName: node
   linkType: hard