diff --git a/newt.spec b/newt.spec
index 4803925..0942ff6 100644
--- a/newt.spec
+++ b/newt.spec
@@ -24,7 +24,7 @@ Name:           newt
 Summary:        A library for text mode user interfaces
 Version:        0.52.13
 Release:        1
-License:        LGPLv2.1+
+License:        LGPL-2.1+
 Group:          System/Libraries
 Url:            https://fedorahosted.org/newt/
 Source:         %{name}-%{version}.tar.bz2
@@ -56,7 +56,7 @@ is based on the slang library.
 
 %package -n %{libsoname}
 
-License:        LGPLv2.1+
+License:        LGPL-2.1+
 Summary:        Shared libraries for Nifty Erik's Windowing Toolkit
 Group:          System/Libraries
 
@@ -70,7 +70,7 @@ check boxes, radio buttons, labels, plain text fields, scrollbars,
 etc., to text mode user interfaces.
 
 %package devel
-License:        LGPLv2.1+
+License:        LGPL-2.1+
 Summary:        Development files for the Newt windowing toolkit
 Group:          Development/Libraries/C and C++
 Requires:       %{libsoname} = %{version}
@@ -89,7 +89,7 @@ Install newt-devel if you want to develop applications which depend on
 newt.
 
 %package doc
-License:        LGPLv2.1+
+License:        LGPL-2.1+
 Summary:        Tutorial for Nifty Erik's Windowing Toolkit
 Group:          Documentation/Howto
 
@@ -105,7 +105,7 @@ etc., to text mode user interfaces. Newt is based on the slang library.
 # vendor for his tool. It shouldn't be a problem to keep this
 # special package. (lrupp)
 %package static
-License:        LGPLv2.1+
+License:        LGPL-2.1+
 Summary:        Static libraries of Nifty Erik's Windowing Toolkit
 Group:          Development/Libraries/C and C++
 Requires:       %{name}-devel = %{version}
@@ -123,7 +123,7 @@ etc., to text mode user interfaces.
 %package -n python-%{name}
 
 
-License:        GPLv2 ; GPLv2+ ; LGPLv2.1+
+License:        GPL-2.0 ; GPL-2.0+ ; LGPL-2.1+
 Summary:        Python bindings for newt
 Group:          System/Libraries
 Requires:       %{name} = %{version}