diff --git a/Source/CommunicationTest.pas b/Source/CommunicationTest.pas
index f1ebf5b1..d6760702 100644
--- a/Source/CommunicationTest.pas
+++ b/Source/CommunicationTest.pas
@@ -17,7 +17,7 @@
 { ****************************************************************************** }
 unit CommunicationTest;
 
-{$INCLUDE ..\..\zDefine.inc}
+{$INCLUDE zDefine.inc}
 
 interface