diff --git a/.gitlab-ci/build/gitlab-ci.yml b/.gitlab-ci/build/gitlab-ci.yml
index f9be3f18734..75e5bea1c34 100644
--- a/.gitlab-ci/build/gitlab-ci.yml
+++ b/.gitlab-ci/build/gitlab-ci.yml
@@ -183,6 +183,7 @@ debian-build-testing:
       -D spirv-to-dxil=true
       -D osmesa=true
       -D tools=drm-shim,etnaviv,freedreno,glsl,intel,intel-ui,nir,nouveau,lima,panfrost,asahi
+    LLVM_VERSION: 13
   script:
     - .gitlab-ci/lava/lava-pytest.sh
     - .gitlab-ci/run-shellcheck.sh