diff --git a/OpenSim/Tools/LaunchSLClient/runprebuild.bat b/OpenSim/Tools/LaunchSLClient/runprebuild.bat
index 8a2c21a43c..0427d2ebbd 100755
--- a/OpenSim/Tools/LaunchSLClient/runprebuild.bat
+++ b/OpenSim/Tools/LaunchSLClient/runprebuild.bat
@@ -1,2 +1,2 @@
-bin\Prebuild.exe /target nant
-bin\Prebuild.exe /target vs2005
\ No newline at end of file
+..\..\..\bin\Prebuild.exe /target nant
+..\..\..\bin\Prebuild.exe /target vs2005