diff --git a/log4j-over-slf4j/src/main/java/org/apache/log4j/Category.java b/log4j-over-slf4j/src/main/java/org/apache/log4j/Category.java
index 46c0aa1..3ad0d6c 100644
--- a/log4j-over-slf4j/src/main/java/org/apache/log4j/Category.java
+++ b/log4j-over-slf4j/src/main/java/org/apache/log4j/Category.java
@@ -346,4 +346,8 @@ public class Category {
     // nothing to do
   }
 
+  public void setLevel(Level level) {
+      // nothing to do
+  }
+
 }