diff --git a/sysui/desktop/share/create_tree.sh b/sysui/desktop/share/create_tree.sh
index 1776cfdfd5b1..056728aba51a 100755
--- a/sysui/desktop/share/create_tree.sh
+++ b/sysui/desktop/share/create_tree.sh
@@ -3,7 +3,7 @@ umask 022
 
 if [ "${KDEMAINDIR}" ]; then
   echo "Copying icons..."
-  for i in `cd "${ICON_SOURCE_DIR}"; find ${ICON_THEMES:-hicolor/???x??? hicolor/??x?? hicolor/scalable locolor} -regextype posix-egrep -regex ".*\.(png|svg)"`
+  for i in `cd "${ICON_SOURCE_DIR}"; find ${ICON_THEMES:-hicolor/???x??? hicolor/??x?? hicolor/scalable locolor} -name "*.png" -o -name "*.svg"`
   do
     targetdir=${DESTDIR}/${KDEMAINDIR}/share/icons/`dirname ${i}`
     mkdir -p "${targetdir}"
@@ -22,7 +22,7 @@ fi
 
 if [ "${GNOMEDIR}" ]; then
   echo "Copying GNOME icons..."
-  for i in `cd "${ICON_SOURCE_DIR}/hicolor"; find ??x?? ???x??? scalable -regextype posix-egrep -regex ".*\.(png|svg)"`
+  for i in `cd "${ICON_SOURCE_DIR}/hicolor"; find ??x?? ???x??? scalable -name "*.png" -o -name "*.svg"`
   do
     targetdir=${DESTDIR}/${GNOMEDIR}/share/icons/gnome/`dirname ${i}`
     mkdir -p "${targetdir}"