diff --git a/.github/workflows/selfcheck.yml b/.github/workflows/selfcheck.yml
index 12bffc927c9..88c4462375a 100644
--- a/.github/workflows/selfcheck.yml
+++ b/.github/workflows/selfcheck.yml
@@ -26,11 +26,6 @@ jobs:
     steps:
       - uses: actions/checkout@v4
 
-      - name: Install missing software
-        run: |
-          sudo apt-get update
-          sudo apt-get install libboost-container-dev
-
       - name: ccache
         uses: hendrikmuhs/ccache-action@v1.2
         with:
@@ -39,7 +34,9 @@ jobs:
       - name: Install missing software
         run: |
           sudo apt-get update
-          sudo apt-get install clang-14 valgrind
+          sudo apt-get install clang-14
+          sudo apt-get install libboost-container-dev
+          sudo apt-get install valgrind
           sudo apt-get install -y libcups2-dev  # required for Qt6PrintSupport in CMake since Qt 6.7.3
 
       - name: Install Qt ${{ env.QT_VERSION }}