diff --git a/callagent/tests/SIPCallAgentTest.st b/callagent/tests/SIPCallAgentTest.st
index 34faeb5..d8c3441 100644
--- a/callagent/tests/SIPCallAgentTest.st
+++ b/callagent/tests/SIPCallAgentTest.st
@@ -142,7 +142,7 @@ TestCase subclass: SIPCallAgentTest [
 
     testSimpleInvite [
         | call msg |
-        call := SIPCall fromUser: 'sip@test' host: '127.0.0.1' port: 5060 to: 'sip:127.0.0.1' on: agent.
+        call := SIPCall fromUser: 'sip:sip@test' host: '127.0.0.1' port: 5060 to: 'sip:127.0.0.1' on: agent.
         call createCall: 'dummy-sdp'.
         self assert: call state equals: SIPCall stateInvite.
         self assert: sent size equals: 1.