diff --git a/.github/workflows/azuresdkdrop.yml b/.github/workflows/azuresdkdrop.yml
index 1e49f8cd..327bed2f 100644
--- a/.github/workflows/azuresdkdrop.yml
+++ b/.github/workflows/azuresdkdrop.yml
@@ -13,7 +13,7 @@ jobs:
     runs-on: ${{ matrix.os }}
     strategy:
       matrix:
-        os: [macos-12, windows-latest, ubuntu-latest]
+        os: [macos-14, windows-latest, ubuntu-latest]
         node-version: [18.x, 20.x]
 
     steps:
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 1bdf51f4..ba142fe8 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -27,7 +27,7 @@ jobs:
     runs-on: ${{ matrix.os }}
     strategy:
       matrix:
-        os: [macos-12]
+        os: [macos-14]
         node-version: [18.x, 20.x]
 
     name: "test: use node ${{ matrix.node-version }}"
@@ -58,7 +58,7 @@ jobs:
     runs-on: ${{ matrix.os }}
     strategy:
       matrix:
-        os: [macos-12]
+        os: [macos-14]
         node-version: [18.x, 20.x]
 
     name: "deploy: use node ${{ matrix.node-version }}"