diff --git a/libglew.spec b/libglew.spec
index 596e495..5a03e18 100644
--- a/libglew.spec
+++ b/libglew.spec
@@ -1,11 +1,11 @@
 Name:          libglew
-Version:       2.1.0
+Version:       2.2.0
 Release:       1mamba
 Summary:       The OpenGL Extension Wrangler Library
 Group:         System/Libraries
 Vendor:        openmamba
 Distribution:  openmamba
-Packager:      Automatic Build System <autodist@mambasoft.it>
+Packager:      Silvan Calarco <silvan.calarco@mambasoft.it>
 URL:           http://glew.sourceforge.net/
 Source:        http://downloads.sourceforge.net/glew/%{version}/glew-%{version}.tgz
 Patch0:        %{name}-1.5.1-makefile.patch
@@ -37,13 +37,15 @@ GLEW has been tested on a variety of operating systems, including Windows, Linux
 
 This package contains static libraries and header files need for development.
 
+#% debug_package
+
 %prep
 %setup -q -n glew-%{version}
 #%patch0 -p1
 sed -i -e 's/\r//g' config/config.guess
 
 %build
-%make CFLAGS.EXTRA="$RPM_OPT_FLAGS" CC=%{_host}-gcc
+%make CFLAGS.EXTRA="$RPM_OPT_FLAGS -fPIC" CC=%{_host}-gcc
 
 %install
 [ "%{buildroot}" != / ] && rm -rf "%{buildroot}"
@@ -73,6 +75,9 @@ install -d -m0755 %{buildroot}%{_libdir}/pkgconfig/
 %doc README.md
 
 %changelog
+* Wed Apr 29 2020 Silvan Calarco <silvan.calarco@mambasoft.it> 2.2.0-1mamba
+- update to 2.2.0
+
 * Fri Aug 04 2017 Automatic Build System <autodist@mambasoft.it> 2.1.0-1mamba
 - automatic version update by autodist