diff --git a/.env.example b/.env.example
index 2fe81775..fe8bd0ba 100644
--- a/.env.example
+++ b/.env.example
@@ -7,6 +7,6 @@ LOG_LEVEL='debug'
 
 SECRET='whyour'
 
-QINIU_AK = ''
-QINIU_SK = ''
-QINIU_SCOPE = ''
\ No newline at end of file
+QINIU_AK=''
+QINIU_SK=''
+QINIU_SCOPE=''
\ No newline at end of file
diff --git a/back/loaders/initFile.ts b/back/loaders/initFile.ts
index 1c06692d..9e9c3b92 100644
--- a/back/loaders/initFile.ts
+++ b/back/loaders/initFile.ts
@@ -64,5 +64,9 @@ export default async () => {
 
   dotenv.config({ path: confFile });
 
+  // 声明QL_DIR环境变量
+  const qlHomePath = path.join(__dirname, '../../');
+  process.env.QL_DIR = qlHomePath;
+
   Logger.info('✌️ Init file down');
 };
diff --git a/shell/task.sh b/shell/task.sh
index ba486682..914fd14c 100755
--- a/shell/task.sh
+++ b/shell/task.sh
@@ -118,12 +118,13 @@ run_normal() {
         cd ${relative_path}
         file_param=${file_param/$relative_path\//}
     fi
-    eval timeout -k 10s $command_timeout_time $which_program $file_param $cmd
+    
+    eval $timeoutCmd $which_program $file_param $cmd
 
     eval . $file_task_after "$@" $cmd
     local end_time=$(date '+%Y-%m-%d %H:%M:%S')
     local end_timestamp=$(date "+%s")
-    local diff_time=$(( $end_timestamp - $begin_timestamp ))
+    local diff_time=$(expr $end_timestamp - $begin_timestamp)
     [[ $id ]] && update_cron "\"$id\"" "1" "" "$log_path" "$begin_timestamp" "$diff_time"
     eval echo -e "\\\n\#\# 执行结束... $end_time  耗时 $diff_time 秒" $cmd
 }
@@ -196,7 +197,7 @@ run_concurrent() {
     for i in "${!array[@]}"; do
         export ${env_param}=${array[i]}
         single_log_path="$dir_log/$log_dir/${single_log_time}_$((i + 1)).log"
-        timeout -k 10s $command_timeout_time $which_program $file_param &>$single_log_path &
+        eval $timeoutCmd $which_program $file_param &>$single_log_path &
     done
 
     wait
@@ -274,7 +275,7 @@ run_designated() {
         cd ${relative_path}
         file_param=${file_param/$relative_path\//}
     fi
-    eval timeout -k 10s $command_timeout_time $which_program $file_param $cmd
+    eval $timeoutCmd $which_program $file_param $cmd
 
     eval . $file_task_after "$@" $cmd
     local end_time=$(date '+%Y-%m-%d %H:%M:%S')
@@ -325,7 +326,7 @@ run_else() {
     fi
 
     shift
-    eval timeout -k 10s $command_timeout_time $which_program "$file_param" "$@" $cmd
+    eval $timeoutCmd $which_program "$file_param" "$@" $cmd
 
     eval . $file_task_after "$file_param" "$@" $cmd
     local end_time=$(date '+%Y-%m-%d %H:%M:%S')
@@ -348,6 +349,11 @@ main() {
     done
     [[ "$show_log" == "true" ]] && shift $(($OPTIND - 1))
 
+    timeoutCmd=""
+    if type timeout &>/dev/null; then
+        timeoutCmd="timeout -k 10s $command_timeout_time "
+    fi
+
     if [[ $1 == *.js ]] || [[ $1 == *.py ]] || [[ $1 == *.sh ]] || [[ $1 == *.ts ]]; then
         case $# in
         1)