diff --git a/imgvtopgm.spec b/imgvtopgm.spec
index 439c538..aad68da 100644
--- a/imgvtopgm.spec
+++ b/imgvtopgm.spec
@@ -20,7 +20,7 @@
 
 Name:           imgvtopgm
 BuildRequires:  libnetpbm-devel
-License:        GPL v2 or later
+License:        GPL-2.0+
 Group:          Productivity/Graphics/Convertors
 Requires:       netpbm
 AutoReqProv:    on