diff --git a/business/skrooge/doinst.sh b/business/skrooge/doinst.sh
index c105be6686..5b2186f158 100644
--- a/business/skrooge/doinst.sh
+++ b/business/skrooge/doinst.sh
@@ -8,7 +8,7 @@ fi
 
 if [ -e usr/share/icons/oxygen/icon-theme.cache ]; then
   if [ -x /usr/bin/gtk-update-icon-cache ]; then
-    /usr/bin/gtk-update-icon-cache usr/share/icons/oxygen >/dev/null 2>&1
+    /usr/bin/gtk-update-icon-cache -f usr/share/icons/oxygen >/dev/null 2>&1
   fi
 fi