diff --git a/.github/workflows/build-test-cxx.yml b/.github/workflows/build-test-cxx.yml
index 8727863..82f44da 100644
--- a/.github/workflows/build-test-cxx.yml
+++ b/.github/workflows/build-test-cxx.yml
@@ -36,7 +36,7 @@ jobs:
     strategy:
       max-parallel: 3
       matrix:
-        os: [ubuntu-22.04, windows-2022, macos-12, macos-14]
+        os: [ubuntu-22.04, windows-2022, macos-13, macos-14]
         include:
           - os: ubuntu-22.04
             c-compiler: "gcc"
@@ -46,7 +46,7 @@ jobs:
             c-compiler: "cl.exe"
             cxx-compiler: "cl.exe"
             cmake-build-type: "Release"
-          - os: macos-12
+          - os: macos-13
             c-compiler: "clang"
             cxx-compiler: "clang++"
             cmake-build-type: "MinSizeRel"
@@ -78,9 +78,9 @@ jobs:
       uses: lukka/get-cmake@v3.29.0
 
     - name: 'Specific XCode version'
-      if: matrix.os == 'macos-12'
+      if: matrix.os == 'macos-13'
       run: |
-        sudo xcode-select -s "/Applications/Xcode_13.2.1.app"
+        sudo xcode-select -s "/Applications/Xcode_14.3.1.app"
 
     - name: 'Specific XCode version'
       if: matrix.os == 'macos-14'