diff --git a/ann.spec b/ann.spec
index 15bd632..5201c95 100644
--- a/ann.spec
+++ b/ann.spec
@@ -3,7 +3,6 @@ Version:        1.1.2
 Release:        13%{?dist}
 Summary:        Library for searching Approximate Nearest Neighbors
 
-Group:          Applications/System
 License:        LGPLv2+
 URL:            http://www.cs.umd.edu/~mount/ANN
 Source0:        http://www.cs.umd.edu/~mount/ANN/Files/%{version}/%{name}_%{version}.tar.gz
@@ -26,14 +25,12 @@ data structures.
 
 %package libs
 Summary:        Runtime files for the ANN library
-Group:          System Environment/Libraries
 
 %description libs
 Runtime files needed to use ANN library.
 
 %package devel
 Summary:        Development files for the ANN library
-Group:          Development/Libraries
 Requires:       %{name}-libs = %{version}-%{release}
 
 %description devel