diff --git a/.github/workflows/windows.yml b/.github/workflows/windows.yml
index ebe5a0482f..28a07be9cd 100644
--- a/.github/workflows/windows.yml
+++ b/.github/workflows/windows.yml
@@ -55,6 +55,13 @@ jobs:
           restore-keys: |
             ${{ runner.os }}-vcpkg-download-${{ matrix.os }}-
             ${{ runner.os }}-vcpkg-download-
+      - uses: actions/cache@v2
+        with:
+          path: C:\vcpkg\installed
+          key: ${{ runner.os }}-vcpkg-installed-${{ matrix.os }}-${{ github.sha }}
+          restore-keys: |
+            ${{ runner.os }}-vcpkg-installed-${{ matrix.os }}-
+            ${{ runner.os }}-vcpkg-installed-
       - name: Install libraries with vcpkg
         run: |
           vcpkg --triplet x64-windows install readline zlib