diff --git a/src/main/kotlin/eu/fosil/okupamicoche/spring/controller/RestController.kt b/src/main/kotlin/eu/fosil/okupamicoche/spring/controller/RestController.kt
index 9484322..b7dd17f 100644
--- a/src/main/kotlin/eu/fosil/okupamicoche/spring/controller/RestController.kt
+++ b/src/main/kotlin/eu/fosil/okupamicoche/spring/controller/RestController.kt
@@ -31,7 +31,7 @@ class RestController(private val userRepository: UserRepository) {
     }
 
     @RequestMapping("/user/list")
-    fun listUsers() {
-        ListUsers(userRepository).listUsers()
+    fun listUsers(): List<User> {
+        return ListUsers(userRepository).listUsers()
     }
 }
\ No newline at end of file