diff --git a/avogadro-1.2.0-eigen2.patch b/avogadro-1.2.0-eigen2.patch
new file mode 100644
index 0000000..dc68918
--- /dev/null
+++ b/avogadro-1.2.0-eigen2.patch
@@ -0,0 +1,20 @@
+diff --git a/CMakeLists.txt b/CMakeLists.txt
+index 1cbeb8f..e1e40d6 100644
+--- a/CMakeLists.txt
++++ b/CMakeLists.txt
+@@ -231,14 +231,7 @@ if(NOT Linguist_FOUND)
+   message(WARNING " Qt4 Linguist not found, please install it if you want Avogadro translations")
+ endif()
+ 
+-find_package(Eigen3) # find and setup Eigen3 if available
+-if(NOT EIGEN3_FOUND)
+-   message(STATUS "Cannot find Eigen3, trying Eigen2")
+-   find_package(Eigen2 REQUIRED) # Some version is required
+-else()
+-# Use Stage10 Eigen3 support
+-   set (EIGEN2_SUPPORT_STAGE10_FULL_EIGEN2_API TRUE)
+-endif()
++find_package(Eigen2 REQUIRED)
+ 
+ find_package(ZLIB REQUIRED)
+ find_package(OpenBabel2 REQUIRED) # find and setup OpenBabel
diff --git a/avogadro-1.2.0-glibc-2.23.patch b/avogadro-1.2.0-glibc-2.23.patch
new file mode 100644
index 0000000..44506dc
--- /dev/null
+++ b/avogadro-1.2.0-glibc-2.23.patch
@@ -0,0 +1,18 @@
+--- avogadro-1.2.0/libavogadro/src/extensions/symmetry/libmsym/src/orbital.c.orig	2016-06-16 06:36:58.888214167 +0000
++++ avogadro-1.2.0/libavogadro/src/extensions/symmetry/libmsym/src/orbital.c	2016-06-16 06:37:19.091459100 +0000
+@@ -67,13 +67,13 @@
+         }
+         case 2 : {
+             //o->v = dpolynomial[m+l];
+-            char *d = (signbit(m) == 1 ? "-" : "+");
++            char *d = (signbit(m*1.0) == 1 ? "-" : "+");
+             snprintf(o->name, sizeof(o->name), "%dd%d%s",n,abs(m),d);
+             break;
+         }
+         default : {
+             char t = 'f' - 3 + l;
+-            char *d = (signbit(m) == 1 ? "-" : "+");
++            char *d = (signbit(m*1.0) == 1 ? "-" : "+");
+             snprintf(o->name, sizeof(o->name), "%d%c%d%s",n,t,abs(m),d);
+         }
+     }
diff --git a/avogadro-1.2.0-libmsym-add-link-library.patch b/avogadro-1.2.0-libmsym-add-link-library.patch
new file mode 100644
index 0000000..645f6a9
--- /dev/null
+++ b/avogadro-1.2.0-libmsym-add-link-library.patch
@@ -0,0 +1,10 @@
+--- avogadro-1.2.0/libavogadro/src/extensions/symmetry/libmsym/CMakeLists.txt.orig	2020-05-16 15:58:24.829000000 +0200
++++ avogadro-1.2.0/libavogadro/src/extensions/symmetry/libmsym/CMakeLists.txt	2020-05-16 15:59:08.768000000 +0200
+@@ -28,6 +28,7 @@
+ 
+ file (GLOB source src/*.c)
+ add_library (msym ${source})
++target_link_libraries(msym m)
+ if (BUILD_SHARED_LIBS)
+         set_target_properties (msym PROPERTIES
+                 POSITION_INDEPENDENT_CODE "TRUE")
diff --git a/avogadro-1.2.0-libopenbabel2-2.4.1.patch b/avogadro-1.2.0-libopenbabel2-2.4.1.patch
new file mode 100644
index 0000000..05ee84c
--- /dev/null
+++ b/avogadro-1.2.0-libopenbabel2-2.4.1.patch
@@ -0,0 +1,22 @@
+--- avogadro-1.2.0/cmake/modules/FindOpenBabel2.cmake.orig	2020-05-16 14:57:50.268000000 +0200
++++ avogadro-1.2.0/cmake/modules/FindOpenBabel2.cmake	2020-05-16 14:57:56.301000000 +0200
+@@ -48,7 +48,7 @@
+       endif(NOT OPENBABEL2_INCLUDE_DIR)
+     endif()
+ 
+-    find_library(OPENBABEL2_LIBRARIES NAMES openbabel openbabel-2
++    find_library(OPENBABEL2_LIBRARIES NAMES openbabel-2
+       PATHS
+       ${_obLinkDir}
+       ${GNUWIN32_DIR}/lib
+--- avogadro-1.2.0/avogadro.prf.in.orig	2020-05-16 15:16:17.226000000 +0200
++++ avogadro-1.2.0/avogadro.prf.in	2020-05-16 15:16:23.884000000 +0200
+@@ -5,7 +5,7 @@
+                "@OPENBABEL2_INCLUDE_DIR@ \
+                "@EIGEN2_INCLUDE_DIR@"
+ LIBS += -L"$$AVOGADRO_PREFIX/lib" -lavogadro \
+-        -L"$$OPENBABEL_PREFIX/lib" -lopenbabel
++        -L"$$OPENBABEL_PREFIX/lib" -lopenbabel-2
+ 
+ unix {
+     manifest_.target = $$eval(TARGET).mf
diff --git a/avogadro-1.2.0-libopenbabel2.patch b/avogadro-1.2.0-libopenbabel2.patch
new file mode 100644
index 0000000..c819b08
--- /dev/null
+++ b/avogadro-1.2.0-libopenbabel2.patch
@@ -0,0 +1,14 @@
+diff -up avogadro-1.1.1/libavogadro/src/python/CMakeLists.txt.openbabel avogadro-1.1.1/libavogadro/src/python/CMakeLists.txt
+--- avogadro-1.1.1/libavogadro/src/python/CMakeLists.txt.openbabel	2013-12-06 09:50:04.000000000 -0600
++++ avogadro-1.1.1/libavogadro/src/python/CMakeLists.txt	2016-01-25 13:50:10.469758655 -0600
+@@ -20,8 +20,8 @@ if (WIN32)
+   set_target_properties(python-module PROPERTIES SUFFIX ".pyd")
+   target_link_libraries(python-module avogadro ${PYTHON_LIBRARIES})
+ else()
+-  target_link_libraries(python-module stdc++ avogadro
+-    ${QT_LIBRARIES} ${PYTHON_LIBRARIES} ${Boost_LIBRARIES})
++  target_link_libraries(python-module stdc++ avogadro 
++    ${QT_LIBRARIES} ${PYTHON_LIBRARIES} ${OPENBABEL2_LIBRARIES} ${Boost_LIBRARIES})
+ endif()
+ 
+ # Let's try to use this instead:
diff --git a/avogadro.spec b/avogadro.spec
index 8af57d0..116550a 100644
--- a/avogadro.spec
+++ b/avogadro.spec
@@ -1,14 +1,20 @@
 Name:          avogadro
-Version:       1.1.1
+Version:       1.2.0
 Release:       1mamba
 Summary:       An advanced molecule editor and visualizer
 Group:         Graphical Desktop/Applications/Scientific
 Vendor:        openmamba
 Distribution:  openmamba
 Packager:      Davide Madrisan <davide.madrisan@gmail.com>
-URL:           http://avogadro.openmolecules.net
-Source:        http://downloads.sourceforge.net/project/%{name}/%{name}/%{version}/%{name}-%{version}.tar.gz
+URL:           http://avogadro.cc
+Source:        https://github.com/cryos/avogadro.git/%{version}/avogadro-%{version}.tar.bz2
+#Source:        http://downloads.sourceforge.net/project/%{name}/%{name}/%{version}/%{name}-%{version}.tar.gz
 Patch0:        avogadro-1.1.1-boost-1.5.5.patch
+Patch1:        avogadro-1.2.0-eigen2.patch
+Patch2:        avogadro-1.2.0-glibc-2.23.patch
+Patch3:        avogadro-1.2.0-libopenbabel2.patch
+Patch4:        avogadro-1.2.0-libopenbabel2-2.4.1.patch
+Patch5:        avogadro-1.2.0-libmsym-add-link-library.patch
 License:       GPL
 ## AUTOBUILDREQ-BEGIN
 BuildRequires: glibc-devel
@@ -25,9 +31,9 @@ BuildRequires: libpython27-devel
 BuildRequires: libqt4-devel
 BuildRequires: libstdc++6-devel
 BuildRequires: libz-devel
-BuildRequires: openbabel-devel
 BuildRequires: python-boost-devel
 ## AUTOBUILDREQ-END
+BuildRequires: libopenbabel2-devel
 BuildRequires: python-sip-devel
 BuildRequires: libeigen2-devel
 BuildRequires: eigen3-devel
@@ -39,37 +45,51 @@ BuildRoot:     %{_tmppath}/%{name}-%{version}-root
 Avogadro is an advanced molecule editor and visualizer designed for cross-platform use in computational chemistry, molecular modeling, bioinformatics, materials science, and related areas.
 It offers flexible high quality rendering and a powerful plugin architecture.
 
-%package devel
-Summary:       Development files for %{name}
-Group:         Development/Libraries
-Requires:      %{name} = %{?epoch:%epoch:}%{version}-%{release}
-
-%description devel
-%{summary}.
-
-%package -n libavogadro
+%package -n lib%{name}
 Summary:       Runtime files for %{name}
 Group:         System/Libraries
 
-%description -n libavogadro
+%description -n lib%{name}
 %{summary}.
 
+%package -n lib%{name}-devel
+Summary:       Development files for %{name}
+Group:         Development/Libraries
+Requires:      %{name} = %{?epoch:%epoch:}%{version}-%{release}
+Requires:      lib%{name} = %{?epoch:%epoch:}%{version}-%{release}
+Provides:      avogadro-devel
+Obsoletes:     avogadro-devel
+
+%description -n lib%{name}-devel
+%{summary}.
+
+
+%debug_package
+
 %prep
 %setup -q
 %patch0 -p1
+%patch1 -p1
+%patch2 -p1
+%patch3 -p1
+%patch4 -p1
+%patch5 -p1
+
 ## use working version included in cmake
 #rm -f cmake/modules/FindPythonLibs.cmake
 
 %build
 %cmake -d build \
-   -DENABLE_GLSL:BOOL=ON \
    -DENABLE_PYTHON:BOOL=ON \
    -DEIGEN2_INCLUDE_DIR=%{_includedir}/eigen2 \
-   -DEIGEN3_INCLUDE_DIR=%{_includedir}/eigen3
-   
+   -DEIGEN3_INCLUDE_DIR=%{_includedir}/eigen3 \
+   -Dpkgcfg_lib_OPENBABEL2_openbabel=%{_libdir}/libopenbabel-2.so \
+   -DSIP_INCLUDE_DIR=%{_includedir}/python%{python_version}
+
+#   -DENABLE_GLSL:BOOL=ON \
+
 #   -DPYTHON_LIBRARY:FILEPATH=%{_libdir}/libpython%{python_version}.so \
 #   -DPYTHON_INCLUDE_DIR:PATH=%{_includedir}/python%{python_version} \
-#   -DSIP_INCLUDE_DIR=%{_includedir}/python%{python_version}
 
 %make
 
@@ -81,16 +101,22 @@ install -d %{buildroot}%{_qt4_prefix}/mkspecs/features
 mv %{buildroot}%{_prefix}/features/avogadro.prf \
    %{buildroot}%{_qt4_prefix}/mkspecs/features/avogadro.prf
 
+%ifarch x86_64
+mv %{buildroot}%{_prefix}/lib/cmake %{buildroot}%{_libdir}
+mv %{buildroot}%{_prefix}/lib/libmsym.so %{buildroot}%{_libdir}
+%endif
+
 %clean
 [ "%{buildroot}" != / ] && rm -rf "%{buildroot}"
 
-%post -n libavogadro -p /sbin/ldconfig
-%postun -n libavogadro -p /sbin/ldconfig
+%post -n lib%{name} -p /sbin/ldconfig
+%postun -n lib%{name} -p /sbin/ldconfig
 
 %files
 %defattr(-,root,root)
 %{_bindir}/avogadro
 %{_bindir}/avopkg
+%{_bindir}/qube
 %{_datadir}/applications/avogadro.desktop
 %dir %{_datadir}/avogadro/builder
 %{_datadir}/avogadro/builder/*
@@ -103,8 +129,26 @@ mv %{buildroot}%{_prefix}/features/avogadro.prf \
 %{_mandir}/man1/avogadro.*
 %{_mandir}/man1/avopkg.*
 
-%files devel
+%files -n lib%{name}
 %defattr(-,root,root,-)
+%{_datadir}/avogadro/i18n/libavogadro*.qm
+#%dir %{_datadir}/libavogadro
+#%{_datadir}/libavogadro/*
+%{_libdir}/libavogadro.so.*
+%{_libdir}/libavogadro_OpenQube.so.*
+%{_libdir}/libmsym.so
+%dir %{_libdir}/avogadro
+%{_libdir}/avogadro/*/colors/
+%{_libdir}/avogadro/*/extensions/
+%{_libdir}/avogadro/*/engines/
+%{_libdir}/avogadro/*/tools/
+#%{python_sitearch}/Avogadro.so
+%doc AUTHORS COPYING
+
+%files -n lib%{name}-devel
+%defattr(-,root,root,-)
+%dir %{_includedir}/libmsym
+%{_includedir}/libmsym/*.h
 %dir %{_includedir}/avogadro/
 %{_includedir}/avogadro/*
 %{_libdir}/libavogadro.so
@@ -114,24 +158,14 @@ mv %{buildroot}%{_prefix}/features/avogadro.prf \
 %{_libdir}/avogadro/*/cmake/
 %{_libdir}/pkgconfig/avogadro.pc
 %{_qt4_prefix}/mkspecs/features/avogadro.prf
-%doc ChangeLog README
-
-%files -n libavogadro
-%defattr(-,root,root,-)
-%{_datadir}/avogadro/i18n/libavogadro*.qm
-%dir %{_datadir}/libavogadro
-%{_datadir}/libavogadro/*
-%{_libdir}/libavogadro.so.*
-%{_libdir}/libavogadro_OpenQube.so.*
-%dir %{_libdir}/avogadro
-%{_libdir}/avogadro/*/colors/
-%{_libdir}/avogadro/*/extensions/
-%{_libdir}/avogadro/*/engines/
-%{_libdir}/avogadro/*/tools/
-%{python_sitearch}/Avogadro.so
-#%doc AUTHORS COPYING
+%dir %{_libdir}/cmake/libmsym
+%{_libdir}/cmake/libmsym/*.cmake
+%doc README
 
 %changelog
+* Sat May 16 2020 Silvan Calarco <silvan.calarco@mambasoft.it> 1.2.0-1mamba
+- update to 1.2.0
+
 * Sat Jun 14 2014 Silvan Calarco <silvan.calarco@mambasoft.it> 1.1.1-1mamba
 - update to 1.1.1