diff --git a/packages/dev-middleware/package.json b/packages/dev-middleware/package.json
index 678d92f6019732..15d21b269eb1de 100644
--- a/packages/dev-middleware/package.json
+++ b/packages/dev-middleware/package.json
@@ -40,7 +40,7 @@
   },
   "devDependencies": {
     "data-uri-to-buffer": "^6.0.1",
-    "undici": "^5.28.5",
+    "undici": "^5.29.0",
     "wait-for-expect": "^3.0.2"
   }
 }
diff --git a/yarn.lock b/yarn.lock
index d8105036ead661..c66470cfa7aaf9 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -2806,7 +2806,7 @@ __metadata:
     open: "npm:^7.0.3"
     selfsigned: "npm:^2.4.1"
     serve-static: "npm:^1.16.2"
-    undici: "npm:^5.28.5"
+    undici: "npm:^5.29.0"
     wait-for-expect: "npm:^3.0.2"
     ws: "npm:^6.2.3"
   languageName: unknown
@@ -12316,12 +12316,12 @@ __metadata:
   languageName: node
   linkType: hard
 
-"undici@npm:^5.28.5":
-  version: 5.28.5
-  resolution: "undici@npm:5.28.5"
+"undici@npm:^5.29.0":
+  version: 5.29.0
+  resolution: "undici@npm:5.29.0"
   dependencies:
     "@fastify/busboy": "npm:^2.0.0"
-  checksum: 10c0/4dfaa13089fe4c0758f84ec0d34b257e58608e6be3aa540f493b9864b39e3fdcd0a1ace38e434fe79db55f833aa30bcfddd8d6cbe3e0982b0dcae8ec17b65e08
+  checksum: 10c0/e4e4d631ca54ee0ad82d2e90e7798fa00a106e27e6c880687e445cc2f13b4bc87c5eba2a88c266c3eecffb18f26e227b778412da74a23acc374fca7caccec49b
   languageName: node
   linkType: hard