diff --git a/.github/workflows/check-standard.yaml b/.github/workflows/check-standard.yaml
index 35ab29b..243dc01 100644
--- a/.github/workflows/check-standard.yaml
+++ b/.github/workflows/check-standard.yaml
@@ -36,7 +36,7 @@ jobs:
       fail-fast: false
       matrix:
         config:
-          - {os: macos-12, r: '4.3.2'}
+          - {os: macos-14, r: '4.3.2'}
           - {os: windows-latest, r: '4.3.2'}
 
     env:
diff --git a/.github/workflows/test-coverage.yaml b/.github/workflows/test-coverage.yaml
index 7d13bfe..a20998b 100644
--- a/.github/workflows/test-coverage.yaml
+++ b/.github/workflows/test-coverage.yaml
@@ -23,7 +23,7 @@ name: test-coverage
 
 jobs:
   test-coverage:
-    runs-on: macos-12
+    runs-on: macos-14
 
     env:
       GITHUB_PAT: ${{ secrets.GITHUB_TOKEN }}
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