diff --git a/Mesa.changes b/Mesa.changes
index 5a0e9ef..be17f19 100644
--- a/Mesa.changes
+++ b/Mesa.changes
@@ -1,3 +1,10 @@
+-------------------------------------------------------------------
+Mon Nov 20 14:44:53 UTC 2023 - Stefan Dirsch <sndirsch@suse.com>
+
+- re-disable rusticl on sle15-sp6 to prevent more deps (rust-bindgen)
+- buildrequire 'pkgconfig(LLVMSPIRVLib)' also with disabled rusticl
+  (new dep since some time)
+
 -------------------------------------------------------------------
 Mon Nov 20 14:40:06 UTC 2023 - Stefan Dirsch <sndirsch@suse.com>
 
diff --git a/Mesa.spec b/Mesa.spec
index 44317d2..880e5db 100644
--- a/Mesa.spec
+++ b/Mesa.spec
@@ -96,7 +96,7 @@
 
 %if "%{flavor}" == "drivers"
   %define glamor 0
-%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
@@ -259,10 +259,10 @@ BuildRequires:  clang17-devel
 %endif
 %endif
 BuildRequires:  libclc
+BuildRequires:  pkgconfig(LLVMSPIRVLib)
 %if 0%{with_rusticl}
 BuildRequires:  rust
 BuildRequires:  rust-bindgen
-BuildRequires:  pkgconfig(LLVMSPIRVLib)
 BuildRequires:  pkgconfig(SPIRV-Tools)
 %endif
 %endif