diff --git a/isl.spec b/isl.spec
index b4c9d5c..049df2a 100644
--- a/isl.spec
+++ b/isl.spec
@@ -2,7 +2,6 @@ Summary: Integer point manipulation library
 Name: isl
 Version: 0.16.1
 License: MIT
-Group: System Environment/Libraries
 URL: http://isl.gforge.inria.fr/
 
 %global libmajor 15
@@ -43,7 +42,6 @@ graphs), dependence analysis and bounds on piecewise step-polynomials.
 Summary: Development for building integer point manipulation library
 Requires: isl%{?_isa} == %{version}-%{release}
 Requires: gmp-devel%{?_isa}
-Group: Development/Libraries
 
 %description devel
 isl is a library for manipulating sets and relations of integer points