diff --git a/libappimage.spec b/libappimage.spec
index 359c583..4b7bf0a 100644
--- a/libappimage.spec
+++ b/libappimage.spec
@@ -1,13 +1,15 @@
+%define gitver %(echo %version | cut -d. -f1-3)
+%define gitappend %(echo %version | cut -d. -f4)
 Name:          libappimage
-Version:       1.0.4
+Version:       1.0.4.5
 Release:       1mamba
 Summary:       Implements functionality for dealing with AppImage files
 Group:         System/Libraries
 Vendor:        openmamba
 Distribution:  openmamba
 Packager:      Silvan Calarco <silvan.calarco@mambasoft.it>
-URL:           https://github.com/AppImage/libappimage
-Source:        https://github.com/AppImage/libappimage.git/v%{version}/libappimage-%{version}.tar.bz2
+URL:           https://github.com/AppImageCommunity/libappimage
+Source:        https://github.com/AppImage/libappimage.git/v%{gitver}%{?gitappend:-%gitappend}/libappimage-%{version}.tar.bz2
 Patch1:        libappimage-1.0.4-gcc-13.2.0.patch
 License:       MIT
 ## AUTOBUILDREQ-BEGIN
@@ -95,6 +97,9 @@ This package contains libraries and header files for developing applications tha
 %doc README.md
 
 %changelog
+* Thu May 09 2024 Silvan Calarco <silvan.calarco@mambasoft.it> 1.0.4.5-1mamba
+- update to 1.0.4.5
+
 * Sat May 07 2022 Silvan Calarco <silvan.calarco@mambasoft.it> 1.0.4-1mamba
 - update to 1.0.4