diff --git a/centos-mirror-tools/tarball-dl.sh b/centos-mirror-tools/dl_tarball.sh
similarity index 100%
rename from centos-mirror-tools/tarball-dl.sh
rename to centos-mirror-tools/dl_tarball.sh
diff --git a/centos-mirror-tools/download_mirror.sh b/centos-mirror-tools/download_mirror.sh
index cced3322..80104041 100755
--- a/centos-mirror-tools/download_mirror.sh
+++ b/centos-mirror-tools/download_mirror.sh
@@ -108,7 +108,7 @@ fi
 # StarlingX requires a group of source code pakages, in this section
 # they will be downloaded.
 echo "step #4: start downloading tarball compressed files"
-./tarball-dl.sh
+./dl_tarball.sh
 
 echo "IMPORTANT: The following 3 files are just bootstrap versions. Based"
 echo "on them, the workable images for StarlingX could be generated by"