diff --git a/autoconf213.spec b/autoconf213.spec
index 6ce09f6..b1220b0 100644
--- a/autoconf213.spec
+++ b/autoconf213.spec
@@ -1,8 +1,8 @@
 Summary:    A GNU tool for automatically configuring source code
 Name:       autoconf213
 Version:    2.13
-Release:    17%{?dist}
-License:    GPL
+Release:    18%{?dist}
+License:    GPLv2+ and MIT
 Group:      Development/Tools
 URL:        http://www.gnu.org/software/autoconf/
 Source:     ftp://prep.ai.mit.edu/pub/gnu/autoconf/autoconf-%{version}.tar.gz
@@ -90,6 +90,9 @@ rm -rf ${RPM_BUILD_ROOT}
 %doc AUTHORS COPYING NEWS README TODO
 
 %changelog
+* Wed Aug 08 2007 Karsten Hopp <karsten@redhat.com> 2.13-18
+- update license tag
+
 * Mon Feb 26 2007 Karsten Hopp <karsten@redhat.com> 2.13-17
 - our tarball hat different size and timestamps then the upstream
   tarball. No changes, though.