diff --git a/src/main/java/com/alibaba/druid/filter/FilterManager.java b/src/main/java/com/alibaba/druid/filter/FilterManager.java
index 2741b348e4..0d36f92c7d 100644
--- a/src/main/java/com/alibaba/druid/filter/FilterManager.java
+++ b/src/main/java/com/alibaba/druid/filter/FilterManager.java
@@ -71,7 +71,6 @@ public class FilterManager {
         loadFilterConfig(filterProperties, ClassLoader.getSystemClassLoader());
         loadFilterConfig(filterProperties, FilterManager.class.getClassLoader());
         loadFilterConfig(filterProperties, Thread.currentThread().getContextClassLoader());
-        loadFilterConfig(filterProperties, FilterManager.class.getClassLoader());
 
         return filterProperties;
     }