diff --git a/classes/sourceipk.bbclass b/classes/sourceipk.bbclass
index 546ec67..09d6eb8 100644
--- a/classes/sourceipk.bbclass
+++ b/classes/sourceipk.bbclass
@@ -110,7 +110,7 @@ sourceipk_do_create_srcipk() {
         mkdir -p $tmp_dir/${SRCIPK_INSTALL_DIR}
         if [ -e ${S} ]; then
 	    if [ "${S}" = "${WORKDIR}" ]; then
-		excludes='--exclude ./temp/\* --exclude ./sourceipk-tmp/\* --exclude ./sourceipk-data/\*'
+		excludes='--exclude ./temp --exclude ./sourceipk-tmp --exclude ./sourceipk-data'
 	    fi
             tar -C ${S} -cO $excludes . | tar -C $tmp_dir/${SRCIPK_INSTALL_DIR} -xpf -
         fi