diff --git a/packages/discloud.app/package.json b/packages/discloud.app/package.json
index cab597bf6..91903e0b3 100644
--- a/packages/discloud.app/package.json
+++ b/packages/discloud.app/package.json
@@ -34,7 +34,7 @@
     "@discloudapp/util": "^1.2.3",
     "source-map-support": "^0.5.21",
     "tslib": "^2.8.1",
-    "zod": "^3.25.76"
+    "zod": "^4.0.15"
   },
   "engines": {
     "node": ">=16.17"
diff --git a/packages/util/package.json b/packages/util/package.json
index ebad8b0c5..929c6fce2 100644
--- a/packages/util/package.json
+++ b/packages/util/package.json
@@ -31,7 +31,7 @@
     "globify-gitignore": "^1.0.3",
     "source-map-support": "^0.5.21",
     "tslib": "^2.8.1",
-    "zod": "^3.25.76",
+    "zod": "^4.0.15",
     "zod-validation-error": "^3.5.3"
   },
   "publishConfig": {
diff --git a/yarn.lock b/yarn.lock
index 328006e30..e19ea3286 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -2727,7 +2727,7 @@ zod-validation-error@^3.5.3:
   resolved "https://registry.yarnpkg.com/zod-validation-error/-/zod-validation-error-3.5.3.tgz#85ba33290200d8db9f043621e284f40dddefb7e5"
   integrity sha512-OT5Y8lbUadqVZCsnyFaTQ4/O2mys4tj7PqhdbBCp7McPwvIEKfPtdA6QfPeFQK2/Rz5LgwmAXRJTugBNBi0btw==
 
-zod@^3.25.76:
-  version "3.25.76"
-  resolved "https://registry.yarnpkg.com/zod/-/zod-3.25.76.tgz#26841c3f6fd22a6a2760e7ccb719179768471e34"
-  integrity sha512-gzUt/qt81nXsFGKIFcC3YnfEAx5NkunCfnDlvuBSSFS02bcXu4Lmea0AFIUwbLWxWPx3d9p8S5QoaujKcNQxcQ==
+zod@^4.0.15:
+  version "4.0.15"
+  resolved "https://registry.yarnpkg.com/zod/-/zod-4.0.15.tgz#198c13a792ea7d9509396a22457d86aa2b47b065"
+  integrity sha512-2IVHb9h4Mt6+UXkyMs0XbfICUh1eUrlJJAOupBHUhLRnKkruawyDddYRCs0Eizt900ntIMk9/4RksYl+FgSpcQ==