diff --git a/.github/workflows/unittest_uwp.yml b/.github/workflows/unittest_uwp.yml
index e5d594ff..dfa6413d 100644
--- a/.github/workflows/unittest_uwp.yml
+++ b/.github/workflows/unittest_uwp.yml
@@ -10,10 +10,12 @@ jobs:
     steps:
     - uses: actions/checkout@v1
     - uses: seanmiddleditch/gha-setup-vsdevenv@master
+    - run: |
+        vcpkg install zlib:x64-windows
     - run: |
         mkdir build
         cd build
-        cmake -DCMAKE_SYSTEM_NAME=WindowsStore -DCMAKE_SYSTEM_VERSION="10.0" -DCMAKE_CXX_COMPILER=cl.exe -DUSE_TEST=1 ..
+        cmake -DCMAKE_TOOLCHAIN_FILE=c:/vcpkg/scripts/buildsystems/vcpkg.cmake -DCMAKE_SYSTEM_NAME=WindowsStore -DCMAKE_SYSTEM_VERSION="10.0" -DCMAKE_CXX_COMPILER=cl.exe -DUSE_TEST=1 ..
     - run: cmake --build build
 
 #