--- build-winemono.sh.orig	2012-06-17 21:36:07.966021810 +0200
+++ build-winemono.sh	2012-06-17 21:38:27.681849104 +0200
@@ -9,7 +9,7 @@
 ORIGINAL_PATH="$PATH"
 REBUILD=0
 WINE=${WINE:-wine}
-MSIFILENAME=winemono.msi
+MSIFILENAME=${MSIFILENAME:-winemono.msi}
 BUILD_TESTS=0
 
 usage ()