diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 3869255e..497aa776 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -16,6 +16,7 @@ jobs:
       - proj-sys-ubuntu
       - proj-macos
       - proj-sys-macos
+      - proj-sys-windows
     steps:
       - name: Mark the job as a success
         if: success()
@@ -119,3 +120,89 @@ jobs:
         uses: actions/checkout@v2
       - run: brew install proj
       - run: cargo test ${{ matrix.features }}
+
+  proj-sys-windows:
+    name: proj-sys windows
+    if: "!contains(github.event.head_commit.message, '[skip ci]')"
+    runs-on: windows-latest
+    env:
+      _PROJ_SYS_TEST_EXPECT_BUILD_FROM_SRC: 0
+    strategy:
+      fail-fast: false
+      matrix:
+        config:
+          - {
+              target: "x86_64-pc-windows-msvc",
+              VCPKG_DEFAULT_TRIPLET: "x64-windows-static",
+              RUSTFLAGS: "-Ctarget-feature=+crt-static",
+              features: "",
+            }
+          - {
+              target: "x86_64-pc-windows-msvc",
+              VCPKG_DEFAULT_TRIPLET: "x64-windows-static-md",
+              features: "",
+            }
+          - {
+              target: "x86_64-pc-windows-msvc",
+              VCPKG_DEFAULT_TRIPLET: "x64-windows",
+              VCPKGRS_DYNAMIC: 1,
+              # "cargo test --doc" broken with dynamic lib on CI machine (missing dll)
+              features: "--all-targets",
+            }
+          # - {
+              # target: "i686-pc-windows-msvc",
+              # VCPKG_DEFAULT_TRIPLET: "x86-windows-static",
+              # RUSTFLAGS: "-Ctarget-feature=+crt-static",
+              # features: "",
+            # }
+          # - {
+              # target: "i686-pc-windows-msvc",
+              # VCPKG_DEFAULT_TRIPLET: "x86-windows-static-md",
+              # features: "",
+            # }
+          # - {
+              # target: "i686-pc-windows-msvc",
+              # VCPKG_DEFAULT_TRIPLET: "x86-windows",
+              # VCPKGRS_DYNAMIC: 1,
+              # features: "--all-targets",
+            # }
+    steps:
+      - uses: actions/checkout@v2
+      - name: Install vcpkg
+        run: |
+          git clone https://github.com/Microsoft/vcpkg.git vcp
+          # PROJ version 7.2.1 - https://github.com/microsoft/vcpkg/search?q=proj4&type=commits
+          git -C vcp checkout 8fe4184c6a17e237d8b864b6d10e0b520334a093
+          vcp\bootstrap-vcpkg.bat -disableMetrics
+      - name: Set env
+        shell: bash
+        run: echo "VCPKG_ROOT=${{ github.workspace }}\vcp" >> $GITHUB_ENV
+      - name: Install LLVM and Clang
+        uses: KyleMayes/install-llvm-action@v1
+        with:
+          version: "10.0"
+          directory: ${{ runner.temp }}/llvm
+      - name: Set LIBCLANG_PATH
+        run: echo "LIBCLANG_PATH=$((gcm clang).source -replace "clang.exe")" >> $env:GITHUB_ENV
+      - name: install proj lib
+        env:
+          VCPKG_DEFAULT_TRIPLET: "${{ matrix.config.VCPKG_DEFAULT_TRIPLET }}"
+        shell: bash
+        run: |
+          set -ex
+          echo VCPKG_ROOT=${VCPKG_ROOT}
+          ${VCPKG_ROOT}/vcpkg install proj
+      - name: Run integration tests
+        env:
+          VCPKG_DEFAULT_TRIPLET: "${{ matrix.config.VCPKG_DEFAULT_TRIPLET }}"
+          RUSTFLAGS: ${{ matrix.config.RUSTFLAGS }}
+        shell: bash
+        run: |
+          set -ex
+          rustup target add ${{ matrix.config.target }}
+          rustc --version
+          cargo --version
+          echo dyn=${{ matrix.config.VCPKGRS_DYNAMIC }}
+          if [ '${{ matrix.config.VCPKGRS_DYNAMIC }}' != '' ] ; then export VCPKGRS_DYNAMIC=1 ; fi
+          cargo build --target ${{ matrix.config.target }} ${{ matrix.config.features }}
+          cargo test --target ${{ matrix.config.target }} ${{ matrix.config.features }}
diff --git a/proj-sys/build.rs b/proj-sys/build.rs
index a473ec31..5c47fa2f 100644
--- a/proj-sys/build.rs
+++ b/proj-sys/build.rs
@@ -23,6 +23,7 @@ fn try_vcpkg() -> Result<std::path::PathBuf, Box<dyn std::error::Error>> {
     .find_package("proj");
 
     if let Err(_e) = lib {
+        eprintln!("vcpkg proj library not found, trying pkg_config");
         return try_pkg_config()
     }