diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 4f39fe5188..5743b156c8 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -23,7 +23,7 @@ jobs:
         os:
         - macos-13
         - macos-14
-        - ubuntu-latest
+        - ubuntu-24.04
         mode:
         - faso
         - bytecode-faso
@@ -58,10 +58,10 @@ jobs:
 
     steps:
     - name: Install Ubuntu dependencies
-      if: matrix.os == 'ubuntu-latest'
+      if: matrix.os == 'ubuntu-24.04'
       run: |
         sudo apt-get update
-        sudo apt install -y binutils-gold clang-15 libclang-15-dev libclang-cpp15-dev llvm-15 llvm-15-dev libelf-dev libgmp-dev libunwind-dev ninja-build sbcl libnetcdf-dev libexpat1-dev libfmt-dev libboost-all-dev
+        sudo apt install -y binutils-gold clang-18 libclang-18-dev libclang-cpp18-dev llvm-18 llvm-18-dev libelf-dev libgmp-dev libunwind-dev ninja-build sbcl libnetcdf-dev libexpat1-dev libfmt-dev libboost-all-dev
  
     - name: Install MacOS dependencies
       if: matrix.os == 'macos-13' || matrix.os == 'macos-14'
@@ -81,11 +81,11 @@ jobs:
         conda install -c conda-forge ambertools
 
     - name: Clasp koga @ Ubuntu
-      if: ${{ matrix.os == 'ubuntu-latest' && matrix.build == 'clasp' }}
+      if: ${{ matrix.os == 'ubuntu-24.04' && matrix.build == 'clasp' }}
       run: |
         ./koga --build-mode=${{ matrix.mode }}
     - name: Cando koga @ Ubuntu
-      if: ${{ matrix.os == 'ubuntu-latest' && matrix.build == 'cando' }}
+      if: ${{ matrix.os == 'ubuntu-24.04' && matrix.build == 'cando' }}
       run: |
         ./koga --build-mode=${{ matrix.mode }} --extensions=cando,seqan-clasp
     - name: Clasp koga @ MacOS=13