diff --git a/qt5-qttools.spec b/qt5-qttools.spec
index 5b62206..6d761de 100644
--- a/qt5-qttools.spec
+++ b/qt5-qttools.spec
@@ -2,7 +2,7 @@
 
 Name:          qt5-qttools
 Version:       5.15.7
-Release:       4mamba
+Release:       5mamba
 Summary:       Qt5 tools
 Group:         Development/Tools
 Vendor:        openmamba
@@ -27,7 +27,7 @@ BuildRequires: libstdc++6-devel
 BuildRequires: qt5-qtbase-devel
 BuildRequires: qt5-qtdeclarative-devel
 ## AUTOBUILDREQ-END
-BuildRequires: libclang-devel >= 17.0.3-1mamba
+BuildRequires: libclang-devel >= 18.1.1
 
 %description
 Qt5 tools.
@@ -252,6 +252,9 @@ install -D -m0644 %{SOURCE6} %{buildroot}%{_datadir}/pixmaps/assistant-qt5.png
 %{_libdir}/qt5/mkspecs/modules/qt_lib_uitools*.pri
 
 %changelog
+* Mon Mar 18 2024 Silvan Calarco <silvan.calarco@mambasoft.it> 5.15.7-5mamba
+- rebuilt with clang 18.1.1
+
 * Tue Oct 24 2023 Automatic Build System <autodist@mambasoft.it> 5.15.7-4mamba
 - rebuilt by autoport with build requirements: libclang-devel>=17.0.3-1mamba