diff --git a/bin/utils/jq_util.sh b/bin/utils/jq_util.sh
index 35f7703..64dfc01 100644
--- a/bin/utils/jq_util.sh
+++ b/bin/utils/jq_util.sh
@@ -7,6 +7,11 @@ function modify_json_file() {
   local key=$2 		# 要修改的key
   local value=$3 	# 要修改的value
 
+  #如果key的值是.开头, 则去掉.号
+  if [[ ${key} == "."* ]]; then
+    key=${key:1}
+  fi
+
   jq ".${key} = \"${value}\"" ${json_file} > ${json_file}.tmp
 	mv ${json_file}.tmp  ${json_file}
 }