diff --git a/packages/worker/package.json b/packages/worker/package.json
index c417dad1..bc2b2ad3 100644
--- a/packages/worker/package.json
+++ b/packages/worker/package.json
@@ -33,6 +33,6 @@
 		"i18next-fs-backend": "^2.6.0",
 		"ico-to-png": "^0.2.2",
 		"ioredis": "^5.4.1",
-		"undici": "^5.28.4"
+		"undici": "^6.21.0"
 	}
 }
diff --git a/yarn.lock b/yarn.lock
index a0c29252..f4efba2d 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -87,7 +87,7 @@ __metadata:
     ico-to-png: ^0.2.2
     ioredis: ^5.4.1
     typescript: ^5.7.2
-    undici: ^5.28.4
+    undici: ^6.21.0
   languageName: unknown
   linkType: soft
 
@@ -314,13 +314,6 @@ __metadata:
   languageName: node
   linkType: hard
 
-"@fastify/busboy@npm:^2.0.0":
-  version: 2.0.0
-  resolution: "@fastify/busboy@npm:2.0.0"
-  checksum: 41879937ce1dee6421ef9cd4da53239830617e1f0bb7a0e843940772cd72827205d05e518af6adabe6e1ea19301285fff432b9d11bad01a531e698bea95c781b
-  languageName: node
-  linkType: hard
-
 "@gar/promisify@npm:^1.1.3":
   version: 1.1.3
   resolution: "@gar/promisify@npm:1.1.3"
@@ -3712,12 +3705,10 @@ __metadata:
   languageName: node
   linkType: hard
 
-"undici@npm:^5.28.4":
-  version: 5.28.4
-  resolution: "undici@npm:5.28.4"
-  dependencies:
-    "@fastify/busboy": ^2.0.0
-  checksum: a8193132d84540e4dc1895ecc8dbaa176e8a49d26084d6fbe48a292e28397cd19ec5d13bc13e604484e76f94f6e334b2bdc740d5f06a6e50c44072818d0c19f9
+"undici@npm:^6.21.0":
+  version: 6.21.0
+  resolution: "undici@npm:6.21.0"
+  checksum: bc2eb26c4b010a4f816314d48d4529f62b1116405097b2c5f0ac68247c56049a857d11a9f05b237818f04ce4f51d6f5e8d6fcc6aae2ab816c2b7318a9706727c
   languageName: node
   linkType: hard