diff --git a/.sync-gitea-cron.log b/.sync-gitea-cron.log
new file mode 100644
index 00000000..cf9b4c46
--- /dev/null
+++ b/.sync-gitea-cron.log
@@ -0,0 +1,8 @@
+[INFO] 初始化 Git 仓库...
+[WARNING] Git 仓库已存在
+[INFO] 远程仓库 URL 已更新
+[INFO] 远程仓库已存在: hao/websafe-kb
+[WARNING] 未提供 GITEA_TOKEN；推送时将使用本机已有认证方式
+[SUCCESS] 初始化完成
+[INFO] 检查更改...
+/Users/x/websafe/scripts/sync-gitea.sh: line 136: $1: unbound variable
diff --git a/scripts/sync-gitea.sh b/scripts/sync-gitea.sh
index 4d12b9ef..8f62b2ff 100755
--- a/scripts/sync-gitea.sh
+++ b/scripts/sync-gitea.sh
@@ -133,8 +133,9 @@ commit_changes() {
     local commit_msg="更新: ${changed_files} 个文件 - ${timestamp}"
     
     # 如果提供了自定义提交信息
-    if [ -n "$1" ]; then
-        commit_msg="$1"
+    local custom_msg="${1:-}"
+    if [ -n "$custom_msg" ]; then
+        commit_msg="$custom_msg"
     fi
     
     git commit -m "$commit_msg"