diff --git a/.github/workflows/ci-tests.yml b/.github/workflows/ci-tests.yml
index 5bc52eb07..4ba10f931 100644
--- a/.github/workflows/ci-tests.yml
+++ b/.github/workflows/ci-tests.yml
@@ -163,9 +163,9 @@ jobs:
     strategy:
       matrix:
         platform:
-          - runner: macos-13
+          - runner: macos-15-intel
             target: x86_64
-          - runner: macos-14
+          - runner: macos-15
             target: aarch64
     steps:
       - uses: actions/checkout@v4
diff --git a/.github/workflows/publish-sqlfluffrs-release-to-pypi.yaml b/.github/workflows/publish-sqlfluffrs-release-to-pypi.yaml
index f4c7322ec..f4c2e7a08 100644
--- a/.github/workflows/publish-sqlfluffrs-release-to-pypi.yaml
+++ b/.github/workflows/publish-sqlfluffrs-release-to-pypi.yaml
@@ -108,9 +108,9 @@ jobs:
     strategy:
       matrix:
         platform:
-          - runner: macos-13
+          - runner: macos-15-intel
             target: x86_64
-          - runner: macos-14
+          - runner: macos-15
             target: aarch64
     steps:
       - uses: actions/checkout@v4