diff --git a/shared/package-lock.json b/shared/package-lock.json
index e709653..91148cb 100644
--- a/shared/package-lock.json
+++ b/shared/package-lock.json
@@ -8,13 +8,13 @@
             "name": "@app/shared",
             "version": "1.0.0",
             "dependencies": {
-                "zod": "^4.1.12"
+                "zod": "^3.25.76"
             }
         },
         "node_modules/zod": {
-            "version": "4.1.12",
-            "resolved": "https://registry.npmjs.org/zod/-/zod-4.1.12.tgz",
-            "integrity": "sha512-JInaHOamG8pt5+Ey8kGmdcAcg3OL9reK8ltczgHTAwNhMys/6ThXHityHxVV2p3fkw/c+MAvBHFVYHFZDmjMCQ==",
+            "version": "3.25.76",
+            "resolved": "https://registry.npmjs.org/zod/-/zod-3.25.76.tgz",
+            "integrity": "sha512-gzUt/qt81nXsFGKIFcC3YnfEAx5NkunCfnDlvuBSSFS02bcXu4Lmea0AFIUwbLWxWPx3d9p8S5QoaujKcNQxcQ==",
             "license": "MIT",
             "funding": {
                 "url": "https://github.com/sponsors/colinhacks"
diff --git a/shared/package.json b/shared/package.json
index 17bc4d0..1f2adda 100644
--- a/shared/package.json
+++ b/shared/package.json
@@ -4,6 +4,6 @@
     "main": "index.ts",
     "type": "module",
     "dependencies": {
-        "zod": "^4.1.12"
+        "zod": "^3.25.76"
     }
 }