diff --git a/tag_generator.sh b/tag_generator.sh
index b5c16ca8..f83b2c54 100755
--- a/tag_generator.sh
+++ b/tag_generator.sh
@@ -45,6 +45,13 @@ else
   done < <(echo "$compare_json" | jq -c '.commits[] | {id: .id, message: .message}')
   next_tag="v$major.$new_minor.$new_patch"
 fi
+
+# 生成新tag名时，若在master_sky分支，加前缀sky_
+branch_name="$CI_COMMIT_BRANCH"
+if [[ "$branch_name" == "master_sky" ]]; then
+    next_tag="sky_${next_tag}"
+fi
+
 echo "New Tag:$newest_tag;New version: $next_tag;command: $1"
 if [[ "$1" == "generate_tag" ]];then
   if [ "$next_tag" == "$newest_tag" ]; then