diff --git a/Mesa.changes b/Mesa.changes
index e90053d..0f1b5fa 100644
--- a/Mesa.changes
+++ b/Mesa.changes
@@ -1,3 +1,9 @@
+-------------------------------------------------------------------
+Tue Jan 24 11:06:48 UTC 2023 - Stefan Dirsch <sndirsch@suse.com>
+
+- force usage of gcc 12 only on Leap 15.5; there is no gcc12 on
+  Leap 15.4
+
 -------------------------------------------------------------------
 Mon Jan 23 18:43:50 UTC 2023 - Stefan Dirsch <sndirsch@suse.com>
 
diff --git a/Mesa.spec b/Mesa.spec
index b3a7b70..9fd6b3a 100644
--- a/Mesa.spec
+++ b/Mesa.spec
@@ -805,7 +805,7 @@ grep -v -i vulkan "%{_sourcedir}/baselibs.conf" >"%{_sourcedir}/temp" && \
 %ifarch ppc64 ppc64le
 %limit_build -m 1024
 %endif
-%if 0%{?sle_version} >= 150400
+%if 0%{?sle_version} >= 150500
 export CC=gcc-12
 export CXX=g++-12
 %endif