diff --git a/apps/server/src/env.ts b/apps/server/src/env.ts
index e8825d9..f7a0be9 100644
--- a/apps/server/src/env.ts
+++ b/apps/server/src/env.ts
@@ -9,6 +9,9 @@ export const env = createEnv({
   client: {
     VITE_APP_TITLE: z.string().min(1).optional(),
   },
+  shared: {
+    NODE_ENV: z.enum(['development', 'production', 'test']),
+  },
   runtimeEnv: process.env,
   emptyStringAsUndefined: true,
 })