diff --git a/.github/workflows/ci.yaml b/.github/workflows/ci.yaml
index 1624835..a58792a 100644
--- a/.github/workflows/ci.yaml
+++ b/.github/workflows/ci.yaml
@@ -7,7 +7,7 @@ jobs:
         version: ['1.22']
         # windows-latest removed, see:
         # https://github.com/rogpeppe/go-internal/issues/284
-        os: [ubuntu-latest, macos-latest]
+        os: [ubuntu-latest, macos-latest, windows-latest]
     name: Build
     runs-on: ${{ matrix.os }}
     steps:
diff --git a/Makefile b/Makefile
index e4e5175..c2d28a5 100644
--- a/Makefile
+++ b/Makefile
@@ -64,7 +64,7 @@ install: buildlocal
 clean:
 	rm -rf $(tool) releases coverage.out
 
-test:
+test: clean
 	go test ./... $(OPTS)
 
 singletest: