1 files changed, 1 insertions, 1 deletions
diff --git a/gnu/javax/print/ipp/attribute/defaults/DocumentFormatDefault.java b/gnu/javax/print/ipp/attribute/defaults/DocumentFormatDefault.java
index dd797c53a..5eff91498 100644
--- a/gnu/javax/print/ipp/attribute/defaults/DocumentFormatDefault.java
+++ b/gnu/javax/print/ipp/attribute/defaults/DocumentFormatDefault.java
@@ -77,7 +77,7 @@ public final class DocumentFormatDefault extends TextSyntax
    *
    * @return The class <code>DocumentFormatDefault</code> itself.
    */
-  public Class getCategory()
+  public Class<? extends Attribute> getCategory()
   {
     return DocumentFormatDefault.class;
   }