diff --git a/rtl88x2bu.spec b/rtl88x2bu.spec
index 2ec8c5a..4b59e64 100644
--- a/rtl88x2bu.spec
+++ b/rtl88x2bu.spec
@@ -1,5 +1,7 @@
+%define gittag %(echo %version | cut -d. -f5)
 Name:          rtl88x2bu
-Version:       2202.05.29
+Epoch:         1
+Version:       5.13.1.20221213git.a2ac3b2
 Release:       1mamba
 Summary:       Kernel module for Realtek rtl88x2bu WiFi chipset
 Group:         System/Kernel and Hardware
@@ -7,7 +9,7 @@ Vendor:        openmamba
 Distribution:  openmamba
 Packager:      Silvan Calarco <silvan.calarco@mambasoft.it>
 URL:           https://github.com/RinCat/RTL88x2BU-Linux-Driver
-Source:        https://github.com/RinCat/RTL88x2BU-Linux-Driver.git/master/RTL88x2BU-Linux-Driver-%{version}.tar.bz2
+Source:        https://github.com/RinCat/RTL88x2BU-Linux-Driver.git/master@%{gittag}/RTL88x2BU-Linux-Driver-%{version}.tar.bz2
 License:       GPL
 ## AUTOBUILDREQ-BEGIN
 ## AUTOBUILDREQ-END
@@ -59,6 +61,9 @@ fi
 %doc LICENSE
 
 %changelog
+* Sun Mar 12 2023 Silvan Calarco <silvan.calarco@mambasoft.it> 5.13.1.20221213git.a2ac3b2-1mamba
+- update to 5.13.1.20221213git.a2ac3b2
+
 * Tue Jun 14 2022 Silvan Calarco <silvan.calarco@mambasoft.it> 2202.05.29-1mamba
 - update to 2202.05.29