diff --git a/.github/scripts/Windows/prepare_msys.sh b/.github/scripts/Windows/prepare_msys.sh
index 1c35b7ea5..3dea99cf5 100644
--- a/.github/scripts/Windows/prepare_msys.sh
+++ b/.github/scripts/Windows/prepare_msys.sh
@@ -7,6 +7,7 @@ export PATH=$MSYSTEM_PREFIX/bin:/usr/local/bin:$PATH
 export CPATH=/usr/local/include:/usr/include
 export PKG_CONFIG_PATH=/usr/local/lib/pkgconfig:/usr/local/share/pkgconfig:/usr/lib/pkgconfig:$MSYSTEM_PREFIX/lib/pkgconfig
 export LIBRARY_PATH=/usr/local/lib
+export INCLUDE='C:\msys64\clang64\include' # for MSVC (CUDA)
 
 CUDA_D=$(ls -d /c/Program\ Files/NVIDIA\ GPU\ Computing\ Toolkit/CUDA/*)
 if test -d "$CUDA_D"; then