diff --git a/Mesa.changes b/Mesa.changes
index d29019c..5b8079f 100644
--- a/Mesa.changes
+++ b/Mesa.changes
@@ -1,3 +1,8 @@
+-------------------------------------------------------------------
+Mon Sep 23 10:58:19 UTC 2024 - Stefan Dirsch <sndirsch@suse.com>
+
+- disable build of rusticl on sle15; meson is just too old ... 
+
 -------------------------------------------------------------------
 Mon Sep 23 10:51:31 UTC 2024 - Stefan Dirsch <sndirsch@suse.com>
 
diff --git a/Mesa.spec b/Mesa.spec
index 573fa19..1f76526 100644
--- a/Mesa.spec
+++ b/Mesa.spec
@@ -108,7 +108,7 @@
 
 %if "%{flavor}" == "drivers"
   %define glamor 1
-%if ((0%{?suse_version} >= 1550) || (0%{?sle_version} >= 150600))  && 0%{with_opencl}
+%if 0%{?suse_version} >= 1550 && 0%{with_opencl}
   %define with_rusticl 1
 %endif
 %else