diff --git a/paybutton/dev/demo/index.html b/paybutton/dev/demo/index.html
index 211a4a63..7bc9e00e 100644
--- a/paybutton/dev/demo/index.html
+++ b/paybutton/dev/demo/index.html
@@ -67,7 +67,7 @@
     <div class="paybutton" to="ecash:qrmm7edwuj4jf7tnvygjyztyy0a0qxvl7quss2vxek" amount="10" on-close="myClose"
       on-open="myOpen" currency="XEC"
       theme='{ "palette": { "primary": "#D64045", "secondary": "#9ED8DB", "tertiary": "#222222"} }'
-      text="Basic - Localhost" on-success="mySuccessFunction" ws-base-url="http://localhost:3000"
+      text="Basic - Localhost" on-success="mySuccessFunction" ws-base-url="http://localhost:5000"
       api-base-url="http://localhost:3000"></div>
     <div class="paybutton" to="qpfx6l0x85kc5qaah4wx9nahezcgqefnss2sp0cy06"></div>
     <div class="dialogbutton btn purple">
@@ -212,4 +212,4 @@
   </script>
 </body>
 
-</html>
\ No newline at end of file
+</html>