diff --git a/msi/build.sh b/msi/build.sh
index ec32e0a78ef93857df0d9cbeeb03aae61792578a..eb237184aef7fd7beb43202029cf5825b83ba25f 100755
--- a/msi/build.sh
+++ b/msi/build.sh
@@ -24,4 +24,4 @@ v=$(unzip -p "$war" META-INF/MANIFEST.MF | grep Implementation-Version | cut -d
 echo version=$v
 
 candle -dVERSION=$v -dJreDir="$JREDIR" -dWAR="$war" -nologo -ext WixUIExtension -ext WixUtilExtension hudson.wxs jre.wxs
-light -o hudson-$v.msi -nologo -ext WixUIExtension -ext WixUtilExtension hudson.wixobj jre.wixobj
+light -o hudson-$v.msi -nologo -dcl:high -ext WixUIExtension -ext WixUtilExtension hudson.wixobj jre.wixobj