diff --git a/Mesa.changes b/Mesa.changes
index 28b3aa3..106ba6d 100644
--- a/Mesa.changes
+++ b/Mesa.changes
@@ -1,3 +1,8 @@
+-------------------------------------------------------------------
+Fri Nov 17 14:14:06 UTC 2023 - Stefan Dirsch <sndirsch@suse.com>
+
+- let sle15-sp6 require llvm17/clang17
+
 -------------------------------------------------------------------
 Wed Nov 15 10:24:35 UTC 2023 - Dirk Müller <dmueller@suse.com>
 
diff --git a/Mesa.spec b/Mesa.spec
index faa0ea1..0f86340 100644
--- a/Mesa.spec
+++ b/Mesa.spec
@@ -244,18 +244,8 @@ BuildRequires:  pkgconfig(wayland-server) >= 1.11
 %if 0%{?suse_version} >= 1550
 BuildRequires:  llvm-devel
 %else
-%if 0%{?sle_version} >= 150500
-BuildRequires:  llvm15-devel
-%else
-%if 0%{?sle_version} >= 150400
-BuildRequires:  llvm13-devel
-%else
-%if 0%{?sle_version} >= 150300
-BuildRequires:  llvm11-devel
-%else
-BuildRequires:  llvm9-devel
-%endif
-%endif
+%if 0%{?sle_version} >= 150600
+BuildRequires:  llvm17-devel
 %endif
 %endif
 %endif
@@ -264,18 +254,8 @@ BuildRequires:  llvm9-devel
 %if 0%{?suse_version} >= 1550
 BuildRequires:  clang-devel
 %else
-%if 0%{?sle_version} >= 150500
-BuildRequires:  clang15-devel
-%else
-%if 0%{?sle_version} >= 150400
-BuildRequires:  clang13-devel
-%else
-%if 0%{?sle_version} >= 150300
-BuildRequires:  clang11-devel
-%else
-BuildRequires:  clang9-devel
-%endif
-%endif
+%if 0%{?sle_version} >= 150600
+BuildRequires:  clang17-devel
 %endif
 %endif
 BuildRequires:  libclc