diff --git a/.github/workflows/unit_tests.yml b/.github/workflows/unit_tests.yml
index fdac378..f0915e0 100644
--- a/.github/workflows/unit_tests.yml
+++ b/.github/workflows/unit_tests.yml
@@ -27,7 +27,7 @@ jobs:
           echo "TRIPLET=x64-windows" >> $GITHUB_ENV
 
       - name: Configure
-        run: cmake -B build -S . -DCMAKE_BUILD_TYPE=${{ matrix.config }} -DVCPKG_TARGET_TRIPLET=${TRIPLET} --toolchain=${VCPKG_INSTALLATION_ROOT}/scripts/buildsystems/vcpkg.cmake
+        run: cmake -B build -S . -DCMAKE_BUILD_TYPE=${{ matrix.config }} -DVCPKG_TARGET_TRIPLET=${TRIPLET} --toolchain="${VCPKG_INSTALLATION_ROOT}/scripts/buildsystems/vcpkg.cmake"
 
       - name: Build
         run: cmake --build build --config ${{ matrix.config }} --parallel