diff --git a/libgeos.spec b/libgeos.spec
index 901f49c..bef8fab 100644
--- a/libgeos.spec
+++ b/libgeos.spec
@@ -1,34 +1,23 @@
-%define        with_python 1
-%define        with_ruby 1
-%if %with_ruby
-%define        ruby_sitearchdir     %(ruby -rrbconfig -e 'puts Config::CONFIG["sitearchdir"]')
-%endif
 Name:          libgeos
-Version:       3.8.1
+Version:       3.9.0
 Release:       1mamba
 Summary:       GEOS (Geometry Engine - Open Source) is a C++ port of the  Java Topology Suite (JTS)
 Group:         System/Libraries
 Vendor:        openmamba
 Distribution:  openmamba
 Packager:      Silvan Calarco <silvan.calarco@mambasoft.it>
-URL:           http://trac.osgeo.org/geos/
+URL:           https://trac.osgeo.org/geos/
 Source:        http://download.osgeo.org/geos/geos-%{version}.tar.bz2
 Patch0:        libgeos-3.2.1-gcc43.patch
 Patch1:        libgeos-3.2.1-swig.patch
 License:       LGPL
-BuildRequires: doxygen
-BuildRequires: libtool
 ## AUTOBUILDREQ-BEGIN
 BuildRequires: glibc-devel
 BuildRequires: libgcc
-%if %with_python
-BuildRequires: libpython-devel
-%endif
 BuildRequires: libstdc++6-devel
-%if %with_ruby
-BuildRequires: ruby-devel
-%endif
 ## AUTOBUILDREQ-END
+BuildRequires: doxygen
+BuildRequires: libtool
 BuildRequires: swig
 BuildRoot:     %{_tmppath}/%{name}-%{version}-root
 
@@ -42,7 +31,6 @@ Requires:      %{name} = %{?epoch:%epoch:}%{version}-%{release}
 
 %description devel
 GEOS (Geometry Engine - Open Source) is a C++ port of the  Java Topology Suite (JTS).
-
 This package contains static libraries and headers need for development.
 
 %package -n python-geos
@@ -53,7 +41,6 @@ Requires:      python
 
 %description -n python-geos
 GEOS (Geometry Engine - Open Source) is a C++ port of the  Java Topology Suite (JTS).
-
 This package contains Python module to build applications using GEOS and Python.
 
 %package -n ruby-geos
@@ -64,9 +51,10 @@ Requires:      ruby
 
 %description -n ruby-geos
 GEOS (Geometry Engine - Open Source) is a C++ port of the  Java Topology Suite (JTS).
-
 This package contains Ruby module to build applications using GEOS and Ruby.
 
+%debug_package
+
 %prep
 %setup -q -n geos-%{version}
 #%patch0 -p0 -b .gcc43
@@ -78,16 +66,10 @@ done
 
 %build
 %configure \
-%if %with_python
-  --enable-python \
-%endif
-%if %with_ruby
-  --enable-ruby \
-%endif
   --disable-static \
-  --disable-dependency-tracking \
+  --disable-dependency-tracking
 
-%make RUBY_SO_NAME=ruby
+%make
 
 cd doc
 make doxygen-html
@@ -123,25 +105,14 @@ find %{buildroot} -name '*.a' -exec rm -f {} ';'
 %{_includedir}/geos/*
 %{_libdir}/libgeos.so
 %{_libdir}/libgeos_c.so
+%{_libdir}/pkgconfig/geos.pc
 %doc doc/doxygen_docs
 %doc ChangeLog NEWS
 
-%if %with_python
-%files -n python-geos
-%defattr(-,root,root)
-%{python_sitelib}/geos.pth
-%dir %{python_sitelib}/geos
-%{python_sitelib}/geos/geos.py*
-%{python_sitearch}/geos/*.so
-%endif
-
-%if %with_ruby
-%files -n ruby-geos
-%defattr(-,root,root)
-%{ruby_sitearch}/geos.so
-%endif
-
 %changelog
+* Sun Feb 07 2021 Automatic Build System <autodist@mambasoft.it> 3.9.0-1mamba
+- automatic version update by autodist
+
 * Sun Sep 13 2020 Automatic Build System <autodist@mambasoft.it> 3.8.1-1mamba
 - automatic update by autodist