diff --git a/src/main/java/com/loafle/overflow/crawler/wmi/WMICrawler.java b/src/main/java/com/loafle/overflow/crawler/wmi/WMICrawler.java
index 8bbbe52..93dd2df 100644
--- a/src/main/java/com/loafle/overflow/crawler/wmi/WMICrawler.java
+++ b/src/main/java/com/loafle/overflow/crawler/wmi/WMICrawler.java
@@ -24,7 +24,8 @@ public class WMICrawler extends Crawler {
         return WMICrawlerOS.getInstance().process(config);
     }
 
-    public Object getInternalMeta(Config config) throws  Exception {
+    @Override
+    public Object getInternalMeta(Config c) throws Exception {
 
         List<Config> metaConfigList = loadMetaConfig();
 
@@ -35,7 +36,7 @@ public class WMICrawler extends Crawler {
         for(Config metaConfig : metaConfigList) {
 
             for(int indexI = 0; indexI < metaConfig.getItems().size(); ++indexI) {
-                ofResultSet = os.processWMI(config, metaConfig.getItems().get(indexI));
+                ofResultSet = os.processWMI(c, metaConfig.getItems().get(indexI));
                 if(ofResultSet != null) {
                     retlist.add(ofResultSet);
                 }
@@ -45,6 +46,7 @@ public class WMICrawler extends Crawler {
         return null;
     }
 
+
     private List<Config> loadMetaConfig() throws IOException {
         ClassLoader classLoader = getClass().getClassLoader();
         ObjectMapper mapper = new ObjectMapper();