diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 16663bd7..1482d76a 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -80,26 +80,10 @@ jobs:
         uses: microsoft/setup-msbuild@v1
 
       - name: Build
-        id: cmake_build
-        run: |
-          mkdir build
-          cd build
-          cmake ..
-          cmake --build . --config runfast
-
-      - name: Configure
-        id: configure
         continue-on-error: true
-        run: >
-          cmake -S . -B ./build -A x64 -DCMAKE_BUILD_TYPE=Release
-
-      - name: Build
         id: make_build
-        continue-on-error: true
         run: |
-          cd ./build
-          msbuild RUN.vcxproj -t:build -p:configuration=Release -p:platform=x64
-
+          make windowscl
 #
 #  windows-32-make:
 #    runs-on: windows-latest
diff --git a/Makefile b/Makefile
index b0e70492..7728f522 100644
--- a/Makefile
+++ b/Makefile
@@ -37,6 +37,10 @@ clang: run.c
 clangonmp: run.c
 	clang -Ofast -fopenmp -march=native run.c  -lm  -o run
 
+.PHONY: windowscl
+windowscl: run.c
+	cl.exe run.c
+
 .PHONY: clean
 clean:
 	rm -f run