diff --git a/netcdf.spec b/netcdf.spec
index 613968a..57dea60 100644
--- a/netcdf.spec
+++ b/netcdf.spec
@@ -3,7 +3,6 @@ Version:        4.4.1.1
 Release:        10%{?dist}
 Summary:        Libraries for the Unidata network Common Data Form
 
-Group:          Applications/Engineering
 License:        NetCDF
 URL:            http://www.unidata.ucar.edu/software/netcdf/
 Source0:        https://github.com/Unidata/netcdf-c/archive/v%{version}.tar.gz#/%{name}-%{version}.tar.gz
@@ -85,7 +84,6 @@ NetCDF data is:
 
 %package devel
 Summary:        Development files for netcdf
-Group:          Development/Libraries
 Requires:       %{name}%{?_isa} = %{version}-%{release}
 Requires:       pkgconfig%{?_isa}
 Requires:       hdf5-devel%{?_isa}
@@ -98,7 +96,6 @@ man pages.
 
 %package static
 Summary:        Static libs for netcdf
-Group:          Development/Libraries
 Requires:       %{name}%{?_isa} = %{version}-%{release}
 
 %description static
@@ -108,7 +105,6 @@ This package contains the netCDF C static libs.
 %if %{with_mpich}
 %package mpich
 Summary: NetCDF mpich libraries
-Group: Development/Libraries
 Requires: hdf5-mpich%{?_isa} = %{_hdf5_version}
 BuildRequires: mpich-devel
 BuildRequires: hdf5-mpich-devel >= 1.8.4
@@ -121,7 +117,6 @@ NetCDF parallel mpich libraries
 
 %package mpich-devel
 Summary: NetCDF mpich development files
-Group: Development/Libraries
 Requires: %{name}-mpich%{?_isa} = %{version}-%{release}
 Requires: pkgconfig%{?_isa}
 Requires: hdf5-mpich-devel%{?_isa}
@@ -135,7 +130,6 @@ NetCDF parallel mpich development files
 
 %package mpich-static
 Summary: NetCDF mpich static libraries
-Group: Development/Libraries
 Requires: %{name}-mpich-devel%{?_isa} = %{version}-%{release}
 Provides: %{name}-mpich2-static = %{version}-%{release}
 Obsoletes: %{name}-mpich2-static < 4.3.0-4
@@ -148,7 +142,6 @@ NetCDF parallel mpich static libraries
 %if %{with_openmpi}
 %package openmpi
 Summary: NetCDF openmpi libraries
-Group: Development/Libraries
 Requires: hdf5-openmpi%{?_isa} = %{_hdf5_version}
 BuildRequires: openmpi-devel
 BuildRequires: hdf5-openmpi-devel >= 1.8.4
@@ -159,7 +152,6 @@ NetCDF parallel openmpi libraries
 
 %package openmpi-devel
 Summary: NetCDF openmpi development files
-Group: Development/Libraries
 Requires: %{name}-openmpi%{_isa} = %{version}-%{release}
 Requires: openmpi-devel%{?_isa}
 Requires: pkgconfig%{?_isa}
@@ -172,7 +164,6 @@ NetCDF parallel openmpi development files
 
 %package openmpi-static
 Summary: NetCDF openmpi static libraries
-Group: Development/Libraries
 Requires: %{name}-openmpi-devel%{?_isa} = %{version}-%{release}
 
 %description openmpi-static