diff --git a/packaging/win32/install-impl.sh b/packaging/win32/install-impl.sh
old mode 100755
new mode 100644
index f71231e856..dfd372185d
--- a/packaging/win32/install-impl.sh
+++ b/packaging/win32/install-impl.sh
@@ -550,7 +550,7 @@ function inst_gnome() {
         wget_unpacked $POPT_DEV_URL $DOWNLOAD_DIR $GNOME_DIR
         wget_unpacked $ZLIB_URL $DOWNLOAD_DIR $GNOME_DIR
         wget_unpacked $ZLIB_DEV_URL $DOWNLOAD_DIR $GNOME_DIR
-        echo 'gtk-theme-name = "MS-Windows"' > ${_GNOME_UDIR}/etc/gtk-2.0/gtkrc
+        echo 'gtk-theme-name = "Nimbus"' > ${_GNOME_UDIR}/etc/gtk-2.0/gtkrc
 
         wget_unpacked $GTK_THEME_URL $DOWNLOAD_DIR $TMP_DIR
         assert_one_dir $TMP_UDIR/gtk2-themes-*