diff --git a/contrib/build-wine/prepare-wine.sh b/contrib/build-wine/prepare-wine.sh
index e407db47c..ae71321eb 100755
--- a/contrib/build-wine/prepare-wine.sh
+++ b/contrib/build-wine/prepare-wine.sh
@@ -19,7 +19,7 @@ set -e
 
 # Clean up Wine environment
 echo "Cleaning $WINEPREFIX"
-rm -rf $WINEPREFIX
+rm -rf $WINEPREFIX/*
 echo "done"
 
 echo "Cleaning tmp"