diff --git a/src/main/org/apache/tools/ant/taskdefs/optional/jsp/Jasper41Mangler.java b/src/main/org/apache/tools/ant/taskdefs/optional/jsp/Jasper41Mangler.java
index 3bafa6106..d14bb4f6f 100644
--- a/src/main/org/apache/tools/ant/taskdefs/optional/jsp/Jasper41Mangler.java
+++ b/src/main/org/apache/tools/ant/taskdefs/optional/jsp/Jasper41Mangler.java
@@ -97,7 +97,7 @@ public class Jasper41Mangler implements JspMangler {
                 modifiedClassName.append(mangleChar(ch));
             }
         }
-        return modifiedClassName.toString()+".java";
+        return modifiedClassName.toString();
     }
 
     /**