diff --git a/azure-pipelines.yml b/azure-pipelines.yml
index 53ef2bd5df2cde78f35c6cddc816ebc4b17bca3f..623251b6c8a4567a05891748fbf4e297e46ca705 100644
--- a/azure-pipelines.yml
+++ b/azure-pipelines.yml
@@ -20,6 +20,6 @@ jobs:
       mkdir build
       cd build
       call "C:\Program Files (x86)\Microsoft Visual Studio\2019\Enterprise\Common7\Tools\vsdevcmd" -arch=x64
-      cmake .. -G Ninja -DCMAKE_C_COMPILER=cl.exe -DCMAKE_CXX_COMPILER=cl.exe -DCMAKE_BUILD_TYPE=Release -DBUILD_SHARED_LIBS=OFF -DOGS_EIGEN_DYNAMIC_SHAPE_MATRICES=ON -DOGS_USE_PCH=OFF
+      cmake .. -G Ninja -DCMAKE_C_COMPILER=cl.exe -DCMAKE_CXX_COMPILER=cl.exe -DCMAKE_BUILD_TYPE=Debug -DBUILD_SHARED_LIBS=OFF -DOGS_EIGEN_DYNAMIC_SHAPE_MATRICES=ON -DOGS_USE_PCH=OFF
       ninja -j 2
       ninja -j 2 tests