diff --git a/libexif.spec b/libexif.spec
index 6cfad23..5954311 100644
--- a/libexif.spec
+++ b/libexif.spec
@@ -1,14 +1,14 @@
 %define gitver %(echo %version | tr . _)
 Name:          libexif
-Version:       0.6.22
+Version:       0.6.23
 Release:       1mamba
 Summary:       The EXIF library allows you to parse an EXIF file and read the data from those tags
 Group:         System/Libraries
 Vendor:        openmamba
 Distribution:  openmamba
 Packager:      Silvan Calarco <silvan.calarco@mambasoft.it>
-URL:           http://sourceforge.net/projects/libexif
-Source:        https://github.com/libexif/libexif/releases/download/libexif-%{gitver}-release/libexif-%{version}.tar.xz
+URL:           https://sourceforge.net/projects/libexif
+Source:        https://github.com/libexif/libexif.git/v%{version}/libexif-%{version}.tar.bz2
 Patch:         %{name}-0.6.16-pkgconfig.patch
 License:       LGPL
 ## AUTOBUILDREQ-BEGIN
@@ -18,7 +18,6 @@ BuildRequires: gettext-devel
 BuildRequires: doxygen
 Provides:      libexif6
 Obsoletes:     libexif6
-BuildRoot:     %{_tmppath}/%{name}-%{version}-root
 
 %description
 Most digital cameras produce EXIF files, which are JPEG files with extra tags that contain information about the image.
@@ -41,6 +40,7 @@ This package contains static libraries and header files need for development.
 %prep
 %setup -q
 %patch -p1
+autoreconf -f -i
 
 %build
 %configure
@@ -76,6 +76,9 @@ This package contains static libraries and header files need for development.
 %doc NEWS README
 
 %changelog
+* Fri Nov 12 2021 Silvan Calarco <silvan.calarco@mambasoft.it> 0.6.23-1mamba
+- update to 0.6.23
+
 * Mon Jul 27 2020 Silvan Calarco <silvan.calarco@mambasoft.it> 0.6.22-1mamba
 - update to 0.6.22