--- scripts/xdt-autogen.in.in
+++ scripts/xdt-autogen.in.in
@@ -594,7 +594,17 @@
     fi
   fi
 
-  if $EGREP -q "^(AC|IT)_PROG_INTLTOOL" "${configure_ac_file}"; then
+  if grep -q "^AC_PROG_INTLTOOL" "${configure_ac_file}"; then
+  cat >&2 <<EOF
+xdt-autogen: It is recommended to use IT_PROG_INTLTOOL([0.35.0])
+             in your configure.ac file and remove AC_PROG_INTLTOOL
+
+             See http://bugzilla.xfce.org/show_bug.cgi?id=8930 for
+             more information.
+
+EOF
+
+  if $EGREP -q "^IT_PROG_INTLTOOL" "${configure_ac_file}"; then
     (echo "Running ${XDT_PROG_INTLTOOLIZE} --automake --copy --force" &&
      cd "${source_dir}" &&
      ${XDT_PROG_INTLTOOLIZE} --automake --copy --force) || exit 1