diff --git a/.github/workflows/lint.yml b/.github/workflows/lint.yml
index c8a7502..9ed7c8d 100644
--- a/.github/workflows/lint.yml
+++ b/.github/workflows/lint.yml
@@ -9,7 +9,7 @@ on:
 jobs:
   linters:
     name: Run linters
-    runs-on: macos-12
+    runs-on: macos-15
     steps:
       - uses: actions/checkout@v4
       - name: Cache Mint packages
diff --git a/.github/workflows/podspec_lint.yml b/.github/workflows/podspec_lint.yml
index b9c2f22..26897a7 100644
--- a/.github/workflows/podspec_lint.yml
+++ b/.github/workflows/podspec_lint.yml
@@ -9,7 +9,7 @@ on:
 jobs:
   linters:
     name: Run linters
-    runs-on: macos-12
+    runs-on: macos-15
     steps:
       - uses: actions/checkout@v4
       - name: Cache bundler gems
diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index cf7b908..c5ea19d 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -16,7 +16,7 @@ jobs:
           - "14.0"    # Swift 5.7
 
     name: macOS 12 (Xcode ${{ matrix.xcode }})
-    runs-on: macos-12
+    runs-on: macos-15
     steps:
       - uses: actions/checkout@v4
       - name: Select Xcode ${{ matrix.xcode }}