diff --git a/system/gconf-editor/doinst.sh b/system/gconf-editor/doinst.sh
index b0a031a4ce..f08f0c20b0 100644
--- a/system/gconf-editor/doinst.sh
+++ b/system/gconf-editor/doinst.sh
@@ -14,6 +14,6 @@ fi
 
 if [ -e usr/share/icons/hicolor/icon-theme.cache ]; then
   if [ -x /usr/bin/gtk-update-icon-cache ]; then
-    /usr/bin/gtk-update-icon-cache usr/share/icons/hicolor >/dev/null 2>&1
+    /usr/bin/gtk-update-icon-cache -f usr/share/icons/hicolor >/dev/null 2>&1
   fi
 fi