--- wine-mono-0.0.8/build-winemono.sh.orig	2012-10-29 22:15:31.409448612 +0100
+++ wine-mono-0.0.8/build-winemono.sh	2012-10-29 22:15:52.878292404 +0100
@@ -9,7 +9,7 @@
 ORIGINAL_PATH="$PATH"
 REBUILD=0
 WINE=${WINE:-`which wine`}
-MSIFILENAME=winemono.msi
+MSIFILENAME=${MSIFILENAME:-winemono.msi}
 BUILD_TESTS=0
 
 usage ()