diff --git a/Mesa.changes b/Mesa.changes
index 439dd81..e68cd22 100644
--- a/Mesa.changes
+++ b/Mesa.changes
@@ -1,3 +1,8 @@
+-------------------------------------------------------------------
+Thu Mar 14 04:48:32 UTC 2024 - Stefan Dirsch <sndirsch@suse.com>
+
+- buildrequires llvm18-devel/clang18-devel on Leap 15.5/15.6 
+
 -------------------------------------------------------------------
 Thu Mar 14 04:40:06 UTC 2024 - Stefan Dirsch <sndirsch@suse.com>
 
diff --git a/Mesa.spec b/Mesa.spec
index df81f41..7399d2a 100644
--- a/Mesa.spec
+++ b/Mesa.spec
@@ -248,7 +248,7 @@ BuildRequires:  pkgconfig(wayland-server) >= 1.11
 BuildRequires:  llvm-devel
 %else
 %if 0%{?sle_version} >= 150500
-BuildRequires:  llvm17-devel
+BuildRequires:  llvm18-devel
 %endif
 %endif
 %endif
@@ -258,7 +258,7 @@ BuildRequires:  llvm17-devel
 BuildRequires:  clang-devel
 %else
 %if 0%{?sle_version} >= 150500
-BuildRequires:  clang17-devel
+BuildRequires:  clang18-devel
 %endif
 %endif
 BuildRequires:  libclc