diff --git a/.github/workflows/archive.yml b/.github/workflows/archive.yml
index 3408cd6..90b27ce 100644
--- a/.github/workflows/archive.yml
+++ b/.github/workflows/archive.yml
@@ -44,7 +44,7 @@ on:
           JSON-based collection of labels indicating which type of github runner should be chosen.
         type: string
         required: false
-        default: '["macos-14"]'
+        default: '["macos-15"]'
       sdk:
         description: |
           JSON-based collection of SDK for the exported framework. Defaults to all SDKs.
diff --git a/.github/workflows/create-and-upload-coverage-report.yml b/.github/workflows/create-and-upload-coverage-report.yml
index 667cf8f..9aa5e96 100644
--- a/.github/workflows/create-and-upload-coverage-report.yml
+++ b/.github/workflows/create-and-upload-coverage-report.yml
@@ -25,7 +25,7 @@ on:
 jobs:
   create-and-upload-coverage-report:
     name: Create and upload coverage report
-    runs-on: macos-14
+    runs-on: macos-15
     steps:
       - uses: actions/checkout@v4
       - uses: maxim-lobanov/setup-xcode@v1
diff --git a/.github/workflows/docc-github-pages.yml b/.github/workflows/docc-github-pages.yml
index 0382e1b..f1b135d 100644
--- a/.github/workflows/docc-github-pages.yml
+++ b/.github/workflows/docc-github-pages.yml
@@ -22,7 +22,7 @@ on:
           JSON-based collection of labels indicating which type of github runner should be chosen
         required: false
         type: string
-        default: '["macos-14"]'
+        default: '["macos-15"]'
       xcodeversion:
         description: |
           The Xcode version used for the build
diff --git a/.github/workflows/periphery.yml b/.github/workflows/periphery.yml
index 83080d5..b0641e8 100644
--- a/.github/workflows/periphery.yml
+++ b/.github/workflows/periphery.yml
@@ -20,7 +20,7 @@ on:
         description: 'JSON-based collection of labels indicating which type of github runner should be chosen'
         required: false
         type: string
-        default: '["macos-14"]'
+        default: '["macos-15"]'
       xcodeversion:
         description: 'The Xcode version used for the build'
         required: false
diff --git a/.github/workflows/xcframework.yml b/.github/workflows/xcframework.yml
index 79ad1c9..7c3c372 100644
--- a/.github/workflows/xcframework.yml
+++ b/.github/workflows/xcframework.yml
@@ -45,7 +45,7 @@ on:
           JSON-based collection of labels indicating which type of github runner should be chosen.
         type: string
         required: false
-        default: '["macos-14"]'
+        default: '["macos-15"]'
       sdk:
         description: |
           JSON-based collection of SDK for the exported framework.
diff --git a/.github/workflows/xcodebuild-or-fastlane.yml b/.github/workflows/xcodebuild-or-fastlane.yml
index 56055d5..bdbc9cf 100644
--- a/.github/workflows/xcodebuild-or-fastlane.yml
+++ b/.github/workflows/xcodebuild-or-fastlane.yml
@@ -22,7 +22,7 @@ on:
           JSON-based collection of labels indicating which type of github runner should be chosen.
         required: false
         type: string
-        default: '["macos-14"]'
+        default: '["macos-15"]'
       xcodeversion:
         description: |
           The Xcode version used for the build.