diff --git a/spirv-tools.spec b/spirv-tools.spec
index a2c6f0b..4febfa5 100644
--- a/spirv-tools.spec
+++ b/spirv-tools.spec
@@ -1,6 +1,6 @@
 Name:          spirv-tools
 Epoch:         1
-Version:       1.3.261.1
+Version:       1.3.275.0
 Release:       1mamba
 Summary:       API and commands for processing SPIR-V modules
 Group:         Development/Tools
@@ -8,7 +8,7 @@ Vendor:        openmamba
 Distribution:  openmamba
 Packager:      Silvan Calarco <silvan.calarco@mambasoft.it>
 URL:           https://www.vulkan.org/
-Source:        https://github.com/KhronosGroup/SPIRV-Tools.git/sdk-%{version}/SPIRV-Tools-%{version}.tar.bz2
+Source:        https://github.com/KhronosGroup/SPIRV-Tools.git/vulkan-sdk-%{version}/SPIRV-Tools-%{version}.tar.bz2
 License:       Apache License 2.0
 ## AUTOBUILDREQ-BEGIN
 BuildRequires: glibc-devel
@@ -112,6 +112,9 @@ This package contains libraries and header files for developing applications tha
 %doc CHANGES README.md
 
 %changelog
+* Thu Mar 14 2024 Silvan Calarco <silvan.calarco@mambasoft.it> 1.3.275.0-1mamba
+- update to 1.3.275.0
+
 * Tue Oct 24 2023 Silvan Calarco <silvan.calarco@mambasoft.it> 1.3.261.1-1mamba
 - update to 1.3.261.1