diff --git a/.github/workflows/stlab.yml b/.github/workflows/stlab.yml
index 58c5115d..b47b3456 100644
--- a/.github/workflows/stlab.yml
+++ b/.github/workflows/stlab.yml
@@ -136,7 +136,7 @@ jobs:
         run: |
           call "C:\Program Files\Microsoft Visual Studio\2022\Enterprise\VC\Auxiliary\Build\vcvarsall.bat" x64
           mkdir ..\build
-          cmake -S. -B../build -GNinja -DCMAKE_BUILD_TYPE=Release -DCMAKE_CXX_STANDARD=20 -DBoost_USE_STATIC_LIBS=TRUE -DCMAKE_TOOLCHAIN_FILE=C:/vcpkg/scripts/buildsystems/vcpkg.cmake
+          cmake -S. -B../build -GNinja -DCMAKE_BUILD_TYPE=Debug -DCMAKE_CXX_STANDARD=20 -DBoost_USE_STATIC_LIBS=TRUE -DCMAKE_TOOLCHAIN_FILE=C:/vcpkg/scripts/buildsystems/vcpkg.cmake
 
       - name: Build // Unix
         if: ${{ startsWith(matrix.config.os, 'ubuntu') || startsWith(matrix.config.os, 'macos') }}