diff --git a/README.md b/README.md
index e53e6b46fba997edaf6eb8c7d21280a78900e524..73a284663227a971c2ffd836af0962d2cd4f13ae 100644
--- a/README.md
+++ b/README.md
@@ -42,11 +42,17 @@ To rebuild the frontend CSS styles (you need to do this at least once):
 
     gulp styles
 
+# Configuration
+
+see: config/config.json
+
 # Run
 
     export NODE_ENV=development
     npm start
 
+    open http://localhost:90000
+
 # License
 
 Spacedeck Open is released under the GNU Affero General Public License Version 3 (GNU AGPLv3).