diff --git a/jzlib.spec b/jzlib.spec
index 64a38f9..de57572 100644
--- a/jzlib.spec
+++ b/jzlib.spec
@@ -23,7 +23,7 @@ Version:        1.0.7
 Release:        4
 Summary:        JZlib re-implementation of zlib in pure Java
 Group:          Development/Libraries/Java
-License:        BSD 3-clause (or similar)
+License:        BSD-3-Clause
 Url:            http://www.jcraft.com/jzlib/
 Source0:        http://www.jcraft.com/jzlib/jzlib-1.0.7.tar.gz
 Source1:        %{name}_build.xml
@@ -43,7 +43,7 @@ operating system. The zlib was written by Jean-loup Gailly
 
 
 %package        javadoc
-License:        BSD 3-clause (or similar)
+License:        BSD-3-Clause
 Summary:        JZlib re-implementation of zlib in pure Java
 Group:          Development/Libraries/Java
 Requires(post): 	%{__rm}
@@ -60,7 +60,7 @@ operating system. The zlib was written by Jean-loup Gailly
 
 
 %package        demo
-License:        BSD 3-clause (or similar)
+License:        BSD-3-Clause
 Summary:        JZlib re-implementation of zlib in pure Java
 Group:          Development/Libraries/Java
 Requires(post): 	%{__rm}