diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index db1725b..5f32098 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -128,7 +128,8 @@ jobs:
 
       - name: Test (Windows)
         if: matrix.os == 'windows-latest'
-        run: 'npx --yes glob "**/*.test.ts" | xargs npx tsx --test --'
+        run: npx --yes glob "**/*.test.ts" | xargs -I {} npx tsx --test "{}"
+        shell: pwsh
 
       - name: Test (Linux/macOS)
         if: matrix.os != 'windows-latest'