diff --git a/vector-config/src/main/res/values/config.xml b/vector-config/src/main/res/values/config.xml
index 120f41def4c..f945654bd10 100755
--- a/vector-config/src/main/res/values/config.xml
+++ b/vector-config/src/main/res/values/config.xml
@@ -29,7 +29,7 @@
     <string name="preferred_jitsi_domain" translatable="false">meet.element.io</string>
 
     <!-- preferred element call domain -->
-    <string name="preferred_element_call_domain" translatable="false">https://postmessageptt2--element-call.netlify.app/room/?embed</string>
+    <string name="preferred_element_call_domain" translatable="false">https://call-ptt.lab.element.dev/room/?embed</string>
 
     <string-array name="room_directory_servers" translatable="false">
         <item>matrix.org</item>