diff --git a/rpm/_service b/rpm/_service
index 4b2403b..b68454b 100644
--- a/rpm/_service
+++ b/rpm/_service
@@ -11,18 +11,18 @@
 		<param name="url">https://github.com/PerryWerneck/libv3270.git</param>
 
      	<param name="changesgenerate">enable</param>
+        <param name="changesauthor">perry.werneck@gmail.com</param>
+      
 		<param name="versionformat">@PARENT_TAG@</param>
 		<param name="scm">git</param>
       
 	</service>
 
 	<!-- https://github.com/openSUSE/obs-service-extract_file -->
-  	<!--
 	<service name="extract_file">
 		<param name="archive">*.tar</param>
 		<param name="files">*/rpm/*.spec</param>
 	</service>
-	-->
   
   	<service name="extract_file">
 		<param name="archive">*.tar</param>
diff --git a/rpm/libv3270.spec b/rpm/libv3270.spec
index 7b51373..4877eb1 100644
--- a/rpm/libv3270.spec
+++ b/rpm/libv3270.spec
@@ -43,7 +43,7 @@ Release:	0
 License:        LGPL-3.0
 Source:		libv3270-%{version}.tar.xz
 
-Url:		https://portal.softwarepublico.gov.br/social/pw3270/
+Url:		https://github.com/PerryWerneck/libv3270.git
 
 Group:		Development/Libraries/C and C++
 BuildRoot:	/var/tmp/%{name}-%{version}
@@ -77,6 +77,11 @@ BuildRequires:	gtk3-devel
 BuildRequires:	libgladeui-2-6
 %endif
 
+%if 0%{?centos_version}
+# centos requires python for genmarshal
+BuildRequires:  python
+%endif
+
 %description
 
 Originally designed as part of the pw3270 application this library provides a TN3270 virtual terminal widget for GTK 3.
--
libgit2 0.21.2