diff --git a/share/spack/gitlab/cloud_pipelines/.gitlab-ci.yml b/share/spack/gitlab/cloud_pipelines/.gitlab-ci.yml
index 245bb51933..f4850a17ba 100644
--- a/share/spack/gitlab/cloud_pipelines/.gitlab-ci.yml
+++ b/share/spack/gitlab/cloud_pipelines/.gitlab-ci.yml
@@ -706,7 +706,7 @@ ml-linux-x86_64-rocm-build:
     SPACK_CI_STACK_NAME: ml-darwin-aarch64-mps
 
 ml-darwin-aarch64-mps-generate:
-  tags: [ "macos-ventura", "apple-clang-14", "aarch64-macos" ]
+  tags: [ "macos-ventura", "apple-clang-15", "aarch64-macos" ]
   extends: [ ".ml-darwin-aarch64-mps", ".generate-base"]
 
 ml-darwin-aarch64-mps-build:
diff --git a/share/spack/gitlab/cloud_pipelines/stacks/ml-darwin-aarch64-mps/spack.yaml b/share/spack/gitlab/cloud_pipelines/stacks/ml-darwin-aarch64-mps/spack.yaml
index 6d8a0b7491..0905305113 100644
--- a/share/spack/gitlab/cloud_pipelines/stacks/ml-darwin-aarch64-mps/spack.yaml
+++ b/share/spack/gitlab/cloud_pipelines/stacks/ml-darwin-aarch64-mps/spack.yaml
@@ -89,7 +89,7 @@ spack:
     - build-job:
         variables:
           CI_GPG_KEY_ROOT: /etc/protected-runner
-        tags: [ "macos-ventura", "apple-clang-14", "aarch64-macos" ]
+        tags: [ "macos-ventura", "apple-clang-15", "aarch64-macos" ]
 
   cdash:
     build-group: Machine Learning MPS