diff --git a/pen.spec b/pen.spec
index 91b82ce..5f61bdc 100644
--- a/pen.spec
+++ b/pen.spec
@@ -19,7 +19,7 @@
 
 
 Name:           pen
-License:        GPL v2 or later
+License:        GPL-2.0+
 Group:          Productivity/Clustering/HA
 Summary:        A simple load balancer for tcp based protocols
 Url:            http://siag.nu/pen/