diff --git a/verynginx/lua_script/module/request_tester.lua b/verynginx/lua_script/module/request_tester.lua
index 2137d223..8cab3605 100644
--- a/verynginx/lua_script/module/request_tester.lua
+++ b/verynginx/lua_script/module/request_tester.lua
@@ -19,8 +19,10 @@ function _M.test( matcher )
         if tester[name] ~= nil then
             if tester[name]( v ) ~= true then
                 return false
-			end
-		end
+            end
+        elseif tester[name] == nil then
+            return false
+        end
 	end
 
 	return true
@@ -55,10 +57,6 @@ function _M.test_var( match_operator, match_value, target_var )
         if target_var == nil then
             return true
         end
-    elseif match_operator == '!' then
-        if target_var == nil then
-            return true
-        end
     end
 
     return false