diff --git a/jzlib.spec b/jzlib.spec
index dbb9406..2003923 100644
--- a/jzlib.spec
+++ b/jzlib.spec
@@ -39,11 +39,12 @@ operating system. The zlib was written by Jean-loup Gailly
 (compression) and Mark Adler (decompression).
 
 %package        demo
-Summary:        Re-implementation of zlib in pure Java
+Summary:        Examples for %{name}
 Group:          Development/Libraries/Java
+Requires:       %{name} = %{version}-%{release}
 
 %description    demo
-Demo files for %{summary}.
+%{summary}.
 
 %package        javadoc
 Summary:        API documentation for %{name}