diff --git a/h5utils.spec b/h5utils.spec
index 7293e3b..fc13d21 100644
--- a/h5utils.spec
+++ b/h5utils.spec
@@ -1,5 +1,5 @@
 Name:          h5utils
-Version:       1.13
+Version:       1.13.1
 Release:       1mamba
 Summary:       A set of utilities for visualization and conversion of scientific data in the free, portable HDF5 format
 Group:         Applications/Scientific
@@ -7,7 +7,8 @@ Vendor:        openmamba
 Distribution:  openmamba
 Packager:      Silvan Calarco <silvan.calarco@mambasoft.it>
 URL:           http://ab-initio.mit.edu/wiki/index.php/H5utils
-Source:        http://ab-initio.mit.edu/h5utils/h5utils-%{version}.tar.gz
+Source:        https://github.com/NanoComp/h5utils.git/%{version}/h5utils-%{version}.tar.bz2
+#Source:        http://ab-initio.mit.edu/h5utils/h5utils-%{version}.tar.gz
 Patch0:        h5utils-1.12.1-libpng-1.5.patch
 License:       GPL
 ## AUTOBUILDREQ-BEGIN
@@ -27,6 +28,7 @@ Besides providing a simple tool for batch visualization as PNG images, h5utils a
 %prep
 %setup -q
 #%patch0 -p0
+./autogen.sh
 
 %build
 %configure
@@ -45,7 +47,9 @@ Besides providing a simple tool for batch visualization as PNG images, h5utils a
 %{_bindir}/h5topng
 %{_bindir}/h5totxt
 %{_bindir}/h5tovtk
+%ifarch %{ix86}
 %{_libdir}/octave/*/site/oct/*-openmamba-linux-gnu/h5read.oct
+%endif
 %dir %{_datadir}/h5utils
 %dir %{_datadir}/h5utils/colormaps
 %{_datadir}/h5utils/colormaps/*
@@ -57,6 +61,9 @@ Besides providing a simple tool for batch visualization as PNG images, h5utils a
 #%doc ChangeLog NEWS README
 
 %changelog
+* Tue Nov 10 2020 Silvan Calarco <silvan.calarco@mambasoft.it> 1.13.1-1mamba
+- update to 1.13.1
+
 * Sun Dec 03 2017 Automatic Build System <autodist@mambasoft.it> 1.13-1mamba
 - automatic update by autodist