diff --git a/src/main/java/com/alibaba/druid/filter/FilterManager.java b/src/main/java/com/alibaba/druid/filter/FilterManager.java
index 5a44d41106..6c325ab921 100644
--- a/src/main/java/com/alibaba/druid/filter/FilterManager.java
+++ b/src/main/java/com/alibaba/druid/filter/FilterManager.java
@@ -60,6 +60,7 @@ public class FilterManager {
 
         loadFilterConfig(filterProperties, ClassLoader.getSystemClassLoader());
         loadFilterConfig(filterProperties, Thread.currentThread().getContextClassLoader());
+        loadFilterConfig(filterProperties, FilterManager.class.getClassLoader());
 
         return filterProperties;
     }