diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index e68a2798..2131843f 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -20,7 +20,7 @@ variables:
     - if: $CI_COMMIT_BRANCH == "release_sky"
     - if: $CI_COMMIT_BRANCH =~ /feat_[a-zA-Z]+/
     - if: $CI_COMMIT_BRANCH == "canary_release_sky"
-    - if: $CI_COMMIT_TAG =~ /^v[0-9]+\.[0-9]+\.[0-9]+(-[a-zA-Z]+\.[0-9]+)?$/
+    - if: $CI_COMMIT_TAG =~ /^v[0-9]+\.[0-9]+\.[0-9]+(-[a-zA-Z]+\.[0-9]+)?(_sky)?$/
 
 .notify_rule:
   tags:
diff --git a/tag_generator.sh b/tag_generator.sh
index 5fd79429..84811faf 100755
--- a/tag_generator.sh
+++ b/tag_generator.sh
@@ -30,11 +30,18 @@ newest_sky_tag=$(echo "$sky_tags" | head -n 1)
 if [ -z "$newest_sky_tag" ]; then
   # 取最新的 tag（不管是否带_sky）
   latest_tag=$(echo "$tags" | head -n 1)
+  echo "DEBUG: tags=[$tags]"
+  echo "DEBUG: latest_tag=[$latest_tag]"
   if [ -n "$latest_tag" ]; then
     # 提取版本号部分（去掉前缀v和后缀_sky等）
     version_part=${latest_tag#v}         # 去掉v
     version_part=${version_part%_sky}   # 去掉_sky（如果有）
+    version_part=$(echo "$version_part" | tr -d ' \n\r')
+    echo "DEBUG: version_part=[$version_part]"
     IFS='.' read -r major minor patch <<< "$version_part"
+    if [ -z "$major" ]; then major=1; fi
+    if [ -z "$minor" ]; then minor=0; fi
+    if [ -z "$patch" ]; then patch=0; fi
     next_tag="v$major.$minor.$patch_sky"
   else
     next_tag="v1.0.0_sky"
@@ -44,7 +51,12 @@ else
   # 例如 v1.5.556_sky -> 1.5.556
   version_part=${newest_sky_tag%_sky}   # 去掉 _sky 后缀
   version_part=${version_part#v}        # 去掉 v 前缀
+  version_part=$(echo "$version_part" | tr -d ' \n\r')
+  echo "DEBUG: version_part=[$version_part]"
   IFS='.' read -r major minor patch <<< "$version_part"  # 拆分出主、次、修订号
+  if [ -z "$major" ]; then major=1; fi
+  if [ -z "$minor" ]; then minor=0; fi
+  if [ -z "$patch" ]; then patch=0; fi
   compare_json=""  # 用于存储 commit 对比结果
   # 判断命令参数，决定对比范围
   if [[ "$1" == "generate_tag" ]];then