--- xfce4-panel-4.12.2/icons/Makefile.in	2017-12-14 04:44:33.000000000 +0530
+++ xfce-panel/icons/Makefile.in	2019-02-02 11:13:58.275076551 +0530
@@ -426,7 +426,7 @@
 	48x48 \
 	scalable
 
-gtk_update_icon_cache = gtk-update-icon-cache -f -t $(datadir)/icons/hicolor
+gtk_update_icon_cache = true
 all: all-recursive
 
 .SUFFIXES: