diff --git a/plugins/auth-backend/package.json b/plugins/auth-backend/package.json
index c4fdee3338..6f7cce3511 100644
--- a/plugins/auth-backend/package.json
+++ b/plugins/auth-backend/package.json
@@ -66,7 +66,7 @@
     "minimatch": "^10.2.1",
     "passport": "^0.7.0",
     "uuid": "^11.0.0",
-    "zod": "^4.3.5",
+    "zod": "^3.25.76 || ^4.0.0",
     "zod-validation-error": "^5.0.0"
   },
   "devDependencies": {