diff --git a/meta-arm/ci/clang.yml b/meta-arm/ci/clang.yml
index e5e7dd5..6c90902 100644
--- a/meta-arm/ci/clang.yml
+++ b/meta-arm/ci/clang.yml
@@ -4,8 +4,16 @@
 repos:
   meta-clang:
     url: https://github.com/kraj/meta-clang
-    refspec: master
+    patches:
+      pixman:
+        repo: meta-arm
+        path: ci/0001-Revert-pixman-Do-not-use-clang-assembler-for-now.patch
 
 local_conf_header:
   clang: |
     TOOLCHAIN = "clang"
+    # Backport d89e06ad94a46f6810d0a8787004b71b8ecaf87d to langdale
+    OBJCOPY:pn-linux-yocto:toolchain-clang = "${HOST_PREFIX}objcopy"
+    # Perf needs fixes backported, use GCC for now
+    # https://lore.kernel.org/linux-perf-users/Y5d4k7fDxfRP7hcN@kernel.org/T/#t
+    TOOLCHAIN:pn-perf = "gcc"