diff --git a/.github/workflows/debian-bullseye.yml b/.github/workflows/debian-bullseye.yml
index 4346dd0b..2356c1d9 100644
--- a/.github/workflows/debian-bullseye.yml
+++ b/.github/workflows/debian-bullseye.yml
@@ -46,7 +46,7 @@ jobs:
       # See https://cmake.org/cmake/help/latest/variable/CMAKE_BUILD_TYPE.html?highlight=cmake_build_type
       run: |
         cd src
-        cmake -B ${{github.workspace}}/src/build -DCMAKE_BUILD_TYPE=${{env.BUILD_TYPE}}
+        cmake -B ${{github.workspace}}/src/build -DQTVERSION=QT5 -DCMAKE_BUILD_TYPE=${{env.BUILD_TYPE}}
 
     - name: Build
       # Build your program with the given configuration