diff --git a/nco.spec b/nco.spec
index 9c1aeff..ad91d6d 100644
--- a/nco.spec
+++ b/nco.spec
@@ -4,7 +4,6 @@ Name:           nco
 Version:        4.7.5
 Release:        4%{?dist}
 Summary:        Suite of programs for manipulating NetCDF/HDF4 files
-Group:          Applications/Engineering
 License:        GPLv3
 URL:            http://nco.sourceforge.net/
 
@@ -29,12 +28,10 @@ BuildRequires:  texinfo-tex
 
 %package devel
 Summary:        Development files for NCO
-Group:          Development/Libraries
 Requires:       %{name} = %{version}-%{release}
 
 %package static
 Summary:        Static libraries for NCO
-Group:          Development/Libraries
 Requires:       %{name}-devel = %{version}-%{release}
 
 %description