diff --git a/.github/workflows/windows.yml b/.github/workflows/windows.yml
index 5b301f14..2aa8a744 100644
--- a/.github/workflows/windows.yml
+++ b/.github/workflows/windows.yml
@@ -109,7 +109,7 @@ jobs:
         uses: actions/cache@v3
         with:
           path: ${{ env.VCPKG_DEFAULT_BINARY_CACHE }}
-          key: vcpkg-${{ hashFiles('vcpkg.version') }}
+          key: vcpkg-${{ matrix.config.os }}-${{ hashFiles('vcpkg.version') }}
 
       - name: Configure Build
         shell: cmd