diff --git a/packages/backend/package.json b/packages/backend/package.json
index 3eb46b07fb..8d8558d838 100644
--- a/packages/backend/package.json
+++ b/packages/backend/package.json
@@ -82,7 +82,7 @@
     "global-agent": "3.0.0",
     "jose": "5.10.0",
     "mongodb": "7.3.0",
-    "undici": "7.28.0",
+    "undici": "8.5.0",
     "winston": "3.14.2",
     "zod": "3.25.76"
   },
diff --git a/yarn.lock b/yarn.lock
index 378f2bb7e6..091e474f16 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -16647,7 +16647,7 @@ __metadata:
     mongodb: "npm:7.3.0"
     prettier: "npm:3.8.4"
     typescript: "npm:5.9.3"
-    undici: "npm:7.28.0"
+    undici: "npm:8.5.0"
     winston: "npm:3.14.2"
     zod: "npm:3.25.76"
   languageName: unknown
@@ -35741,10 +35741,10 @@ __metadata:
   languageName: node
   linkType: hard
 
-"undici@npm:7.28.0, undici@npm:^7.16.0, undici@npm:^7.2.3, undici@npm:^7.21.0, undici@npm:^7.24.0, undici@npm:^7.24.5":
-  version: 7.28.0
-  resolution: "undici@npm:7.28.0"
-  checksum: 10c0/fe781983a26098795e99bb1f64906cbb7d0bcaa029a26baade007b53ea67f2631d189b8f9671a31f4c8d0cb3773b7559608628ba54452fef51fec90e7c78bb0d
+"undici@npm:8.5.0":
+  version: 8.5.0
+  resolution: "undici@npm:8.5.0"
+  checksum: 10c0/7c25fd96a4dcc607b905995f6feec948f74a6759cadbea4c6eb9402517aab4887987c8001c80d482297d04f975f44a383325b89577ac21e587983ed088408065
   languageName: node
   linkType: hard
 
@@ -35764,6 +35764,13 @@ __metadata:
   languageName: node
   linkType: hard
 
+"undici@npm:^7.16.0, undici@npm:^7.2.3, undici@npm:^7.21.0, undici@npm:^7.24.0, undici@npm:^7.24.5":
+  version: 7.28.0
+  resolution: "undici@npm:7.28.0"
+  checksum: 10c0/fe781983a26098795e99bb1f64906cbb7d0bcaa029a26baade007b53ea67f2631d189b8f9671a31f4c8d0cb3773b7559608628ba54452fef51fec90e7c78bb0d
+  languageName: node
+  linkType: hard
+
 "unicode-canonical-property-names-ecmascript@npm:^2.0.0":
   version: 2.0.1
   resolution: "unicode-canonical-property-names-ecmascript@npm:2.0.1"