diff --git a/.github/workflows/ubuntu22-clang.yml b/.github/workflows/ubuntu22-clang.yml
index 5f29203..1afe9b3 100644
--- a/.github/workflows/ubuntu22-clang.yml
+++ b/.github/workflows/ubuntu22-clang.yml
@@ -1,4 +1,4 @@
-name: Ubuntu 22.04 CI (clang 14)
+name: Ubuntu 22.04 CI (clang 15)
 
 on: [push, pull_request]
 
@@ -7,19 +7,19 @@ jobs:
     runs-on: ubuntu-22.04
     steps:
       - uses: actions/checkout@v7
-      - name: Install clang++-14
-        run: sudo apt-get install -y clang++-14
+      - name: Install clang++-15
+        run: sudo apt-get install -y clang++-15
       - name: Use cmake
         run: |
           mkdir build &&
           cd build &&
-          CXX=clang++-14 cmake -DFASTFLOAT_TEST=ON  ..  &&
+          CXX=clang++-15 cmake -DFASTFLOAT_TEST=ON  ..  &&
           cmake --build .   &&
           ctest --output-on-failure
       - name: Use cmake CXX20
         run: |
           mkdir build20 &&
           cd build20 &&
-          CXX=clang++-14 cmake -DFASTFLOAT_CONSTEXPR_TESTS=ON -DFASTFLOAT_CXX_STANDARD=20 -DFASTFLOAT_TEST=ON  ..  &&
+          CXX=clang++-15 cmake -DFASTFLOAT_CONSTEXPR_TESTS=ON -DFASTFLOAT_CXX_STANDARD=20 -DFASTFLOAT_TEST=ON  ..  &&
           cmake --build .   &&
           ctest --output-on-failure
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