diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index b1fe92ae..6260a592 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -9,11 +9,11 @@ on:
 jobs:
   build:
     # https://github.com/actions/runner-images/tree/main/images/macos
-    runs-on: macos-14
+    runs-on: macos-15
 
     steps:
     - uses: actions/checkout@v4
-    # We only use Xcode 15.4
+    # We only use Xcode 16.0
     - name: Remove unused applications
       run: |
         df -hI /dev/disk3s1s1
@@ -26,8 +26,8 @@ jobs:
     - name: Create Debug.xcconfig
       run: cp ./BuildConfiguration/Debug.template.xcconfig ./BuildConfiguration/Debug.xcconfig
     - name: Set Xcode version
-      run: sudo xcode-select -s "/Applications/Xcode_15.4.app/Contents/Developer"
+      run: sudo xcode-select -s "/Applications/Xcode_16.app/Contents/Developer"
     - name: Resolve dependencies
       run: xcodebuild -resolvePackageDependencies
     - name: Build and Run tests
-      run: xcodebuild -scheme BookPlayer test -testPlan Unit\ Tests -destination 'platform=iOS Simulator,name=iPhone 15,OS=17.5'
+      run: xcodebuild -scheme BookPlayer test -testPlan Unit\ Tests -destination 'platform=iOS Simulator,name=iPhone 16,OS=18.0'