diff --git a/libisoburn.spec b/libisoburn.spec
index e4bbdfc..4e78fcd 100644
--- a/libisoburn.spec
+++ b/libisoburn.spec
@@ -3,7 +3,6 @@ Name:            libisoburn
 Version:         1.5.0
 Release:         1%{?dist}
 License:         GPLv2+
-Group:           System Environment/Libraries
 URL:             http://libburnia-project.org/
 Source0:         http://files.libburnia-project.org/releases/%{name}-%{version}.tar.gz
 Source1:         http://files.libburnia-project.org/releases/%{name}-%{version}.tar.gz.sig
@@ -31,7 +30,6 @@ which does not entirely consist of ISO-9660 sessions.
 
 %package devel
 Summary:         Development files for libisoburn
-Group:           Development/Libraries
 Requires:        %{name}%{?_isa} = %{version}-%{release}, pkgconfig
 
 %description devel
@@ -40,7 +38,6 @@ developing applications that use libisoburn.
 
 %package doc
 Summary:         Documentation files for libisoburn
-Group:           Documentation
 BuildArch:       noarch
 BuildRequires:   doxygen, graphviz
 
@@ -52,7 +49,6 @@ documentation for developing applications that use libisoburn.
 
 %package -n xorriso
 Summary:         ISO-9660 and Rock Ridge image manipulation tool
-Group:           Applications/Archiving
 URL:             http://scdbackup.sourceforge.net/xorriso_eng.html
 Requires:        %{name}%{?_isa} = %{version}-%{release}
 Requires:        kde-filesystem >= 4