diff --git a/shell/otask.sh b/shell/otask.sh
index b849c511..4fd2be71 100644
--- a/shell/otask.sh
+++ b/shell/otask.sh
@@ -232,8 +232,7 @@ run_else() {
 
   shift
 
-  local params=$(echo "$@" | sed 's/ /\" \"/g')
-  $timeoutCmd $which_program $file_param \"$params\"
+  $timeoutCmd $which_program $file_param "$@"
 }
 
 ## 命令检测
diff --git a/shell/task.sh b/shell/task.sh
index 518e98f2..375f529c 100755
--- a/shell/task.sh
+++ b/shell/task.sh
@@ -58,6 +58,7 @@ format_params() {
   if type timeout &>/dev/null; then
     timeoutCmd="timeout -k 10s $command_timeout_time "
   fi
+  params=$(echo "$@" | sed 's/&/\\&/g')
 }
 
 show_log="false"
@@ -70,10 +71,11 @@ while getopts ":l" opt; do
 done
 [[ "$show_log" == "true" ]] && shift $(($OPTIND - 1))
 
-format_params
-define_program "$@"
-handle_log_path "$@"
-eval . $dir_shell/otask.sh "$@" "$cmd"
+format_params "$@"
+define_program "$params"
+handle_log_path "$params"
+
+eval . $dir_shell/otask.sh "$params" "$cmd"
 [[ -f "$dir_log/$log_path" ]] && cat "$dir_log/$log_path"
 
 exit 0