diff --git a/SDL_gfx.spec b/SDL_gfx.spec
index d972d34..cb8d4c3 100644
--- a/SDL_gfx.spec
+++ b/SDL_gfx.spec
@@ -25,7 +25,7 @@ Version:        2.0.22
 Release:        1
 Source0:        %{name}-%{version}.tar.gz
 Source1:        baselibs.conf
-License:        LGPLv2.1+
+License:        LGPL-2.1+
 Group:          System/Libraries
 BuildRoot:      %{_tmppath}/%{name}-%{version}-build
 
@@ -49,7 +49,7 @@ written in plain C and can be used in C++ code.
 %package -n libSDL_gfx13
 Summary:        SDL Graphics Routines for Primitives and Other Support Functions
 Group:          System/Libraries
-License:        LGPLv2.1+
+License:        LGPL-2.1+
 Provides:       SDL_gfx = %{version}
 Obsoletes:      SDL_gfx <= %{version}
 
@@ -71,7 +71,7 @@ The library is backwards compatible to the above mentioned code. It is
 written in plain C and can be used in C++ code.
 
 %package -n libSDL_gfx-devel
-License:        LGPLv2.1+
+License:        LGPL-2.1+
 Summary:        Libraries, includes and more to develop SDL_gfx applications
 Group:          Development/Libraries/C and C++
 Requires:       libSDL_gfx13 = %{version} libSDL-devel pkgconfig