diff --git a/ibus.spec b/ibus.spec
index 47bf127..43f91cb 100644
--- a/ibus.spec
+++ b/ibus.spec
@@ -9,12 +9,6 @@
 %global with_kde5 0
 %endif
 
-%if (0%{?fedora} > 27 || 0%{?rhel} > 7)
-%global with_gtk_script 0
-%else
-%global with_gtk_script 1
-%endif
-
 %global with_emoji_harfbuzz 1
 
 %global ibus_api_version 1.0
@@ -320,28 +314,14 @@ desktop-file-install --delete-original          \
 %find_lang %{name}10
 
 %post
-%if %with_gtk_script
-# recreate icon cache
-touch --no-create %{_datadir}/icons/hicolor &>/dev/null || :
-%endif
-
 %{_sbindir}/alternatives --install %{_sysconfdir}/X11/xinit/xinputrc xinputrc %{_xinputconf} 83 || :
 
 %postun
 if [ "$1" -eq 0 ]; then
-%if %with_gtk_script
-  # recreate icon cache
-  touch --no-create %{_datadir}/icons/hicolor &>/dev/null || :
-  gtk-update-icon-cache %{_datadir}/icons/hicolor &>/dev/null || :
-%endif
-
   %{_sbindir}/alternatives --remove xinputrc %{_xinputconf} || :
   # if alternative was set to manual, reset to auto
   [ -L %{_sysconfdir}/alternatives/xinputrc -a "`readlink %{_sysconfdir}/alternatives/xinputrc`" = "%{_xinputconf}" ] && %{_sbindir}/alternatives --auto xinputrc || :
 
-%if %with_gtk_script
-  glib-compile-schemas %{_datadir}/glib-2.0/schemas &>/dev/null || :
-%endif
   # 'dconf update' sometimes does not update the db...
   dconf update || :
   [ -f %{_sysconfdir}/dconf/db/ibus ] && \
@@ -352,10 +332,6 @@ if [ "$1" -eq 0 ]; then
 fi
 
 %posttrans
-%if %with_gtk_script
-gtk-update-icon-cache %{_datadir}/icons/hicolor &>/dev/null || :
-glib-compile-schemas %{_datadir}/glib-2.0/schemas &>/dev/null || :
-%endif
 dconf update || :
 [ -x %{_bindir}/ibus ] && \
   %{_bindir}/ibus write-cache --system &>/dev/null || :
@@ -364,37 +340,6 @@ dconf update || :
 
 %postun libs -p /sbin/ldconfig
 
-%if %with_gtk_script
-%post gtk2
-if [ $1 -eq 1 ] ; then
-    # For upgrades, the cache will be regenerated by the new package's %%postun
-    gtk-query-immodules-2.0-%{__isa_bits} --update-cache &> /dev/null || :
-fi
-
-%endif
-
-%if %with_gtk_script
-%postun gtk2
-gtk-query-immodules-2.0-%{__isa_bits} --update-cache &> /dev/null || :
-
-%endif
-
-%if %with_gtk_script
-%post gtk3
-if [ $1 -eq 1 ] ; then
-    # For upgrades, the cache will be regenerated by the new package's %%postun
-    gtk-query-immodules-3.0-%{__isa_bits} --update-cache &> /dev/null || :
-fi
-
-%endif
-
-%if %with_gtk_script
-%postun gtk3
-gtk-query-immodules-3.0-%{__isa_bits} --update-cache &> /dev/null || :
-
-%endif
-
-
 # FIXME: no version number
 %files -f %{name}10.lang
 %doc AUTHORS COPYING README