diff --git a/README.md b/README.md
index 7392e94..601f43f 100644
--- a/README.md
+++ b/README.md
@@ -8,7 +8,7 @@ The project is built via [shadow-cljs](https://shadow-cljs.github.io/docs/UsersG
 You can run a dev build like so:
 
 ``` sh
-npx shadow-cljs server :app
+clojure -A:cljs -m shadow.cljs.devtools.cli server app
 ```
 
 This starts a web server at localhost:8080 and also starts an nRPL server that you can connect to in your editor 
@@ -16,13 +16,13 @@ This starts a web server at localhost:8080 and also starts an nRPL server that y
 Similarly, a production-optimized app can be generated via
 
 ``` sh
-npx shadow-cljs release :app
+clojure -A:cljs -m shadow.cljs.devtools.cli release app
 ```
 
 If you want to get detailed info about bundle size, try:
 
 ``` sh
-npx shadow-cljs run shadow.cljs.build-report :app report.html
+clojure -A:cljs -m shadow.cljs.build-report app report.html
 ```
 
 The server component has to be started separately.
diff --git a/src/heyarne/all_my_friends/server.clj b/src/heyarne/all_my_friends/server.clj
index f4a2e4a..9c4898b 100644
--- a/src/heyarne/all_my_friends/server.clj
+++ b/src/heyarne/all_my_friends/server.clj
@@ -18,23 +18,24 @@
     (io/copy (-> file :tempfile) (io/file (str filename "." img-ext)))
     (spit (str filename ".json") predictions)))
 
+(defn upload-handler [req]
+  ;; TODO: Verify params
+  (let [{:keys [snapshot predictions]} (-> req :params)]
+    (upload! snapshot predictions)
+    {:status 201
+     :body "Thanks :)"}))
+
 (def app
   (ring/ring-handler
    (ring/router
-    [["/upload"
-      ;; TODO: Verify params
-      {:post (fn [req]
-               (let [{:keys [snapshot predictions]} (-> req :params)]
-                 (upload! snapshot predictions)
-                 {:status 201
-                  :body "Thanks :)"}))}]
+    [["/upload" {:post upload-handler}]
      ["/*" (ring/create-resource-handler)]]
     {:conflicts (constantly nil)})))
 
 (defonce server (atom nil))
 
 (defn stop-server []
-  (when-not (nil? @server)
+  (when @server
     (println "Stopping server…")
     (@server :timeout 100)
     (reset! server nil)))