diff --git a/gui/src/aaregui/gui.py b/gui/src/aaregui/gui.py
index f8779aef..af58f261 100644
--- a/gui/src/aaregui/gui.py
+++ b/gui/src/aaregui/gui.py
@@ -23,13 +23,13 @@ if __name__ == "__main__":
 
     match mx_beamline():
         case MXBeamline.X06DA:
-            default_url = "http://x06da-queue-01.psi.ch:5210"
+            default_url = "http://mx-x06da-queue-01.psi.ch:5210"
             default_zmq_addr = "tcp://x06da-pserv-01:9089" #129.129.110.12:9089
         case MXBeamline.X10SA:
-            default_url = "http://x10aa-queue-01.psi.ch:5210"
+            default_url = "http://mx-x10sa-queue-01.psi.ch:5210"
             default_zmq_addr = ""
         case MXBeamline.X06SA:
-            default_url = "http://x06sa-queue-01.psi.ch:5210"
+            default_url = "http://mx-x06sa-queue-01.psi.ch:5210"
             default_zmq_addr = ""
         case _:
             default_url = ""