diff --git a/src/wanijo/handler.clj b/src/wanijo/handler.clj
index 5b58445..5aa42d0 100644
--- a/src/wanijo/handler.clj
+++ b/src/wanijo/handler.clj
@@ -51,7 +51,7 @@
     (spec/check-asserts true)
     (handler req)))
 
-(def app
+(def dev-app
   (-> app-routes
       wrap-spec-asserts
       devmode/wrap-devmode
diff --git a/src/wanijo/main.clj b/src/wanijo/main.clj
index 1c3e5d3..5d92cdd 100644
--- a/src/wanijo/main.clj
+++ b/src/wanijo/main.clj
@@ -6,10 +6,10 @@
 (defonce server (atom nil))
 
 (defn start-server!
-  [& {:keys [port
-             join?]
+  [& {:keys [port join? handler]
       :or {port 3080
-           join? true}}]
+           join? true
+           handler wanijo-handler/standalone-app}}]
   (reset! server
           (run-jetty wanijo-handler/standalone-app
                      {:port port
@@ -17,7 +17,8 @@
 
 (defn start-server-dev! []
   (start-server! :join? false
-                 :port 8080))
+                 :port 8080
+                 :handler wanijo-handler/dev-app))
 
 (defn stop-server []
   (.stop @server))