diff --git a/Compiling-on-Windows.md b/Compiling-on-Windows.md
index d559571..5135735 100644
--- a/Compiling-on-Windows.md
+++ b/Compiling-on-Windows.md
@@ -16,17 +16,19 @@ powershell -ExecutionPolicy ByPass -File win32\setup-wix.ps1
 Install dependencies via vcpkg:
 
 ```powershell
-$env:VCPKG_INSTALLED = "vcpkg_installed"
-$env:VCPKG_DEFAULT_TRIPLET = "x64-windows-static"
+$env:VCPKG_INSTALLED = "$PWD\vcpkg_installed"
 vcpkg install `
   --overlay-ports win32/ports `
+  --triplet x64-windows-static `
   --x-feature=zlib `
   --x-feature=openpace `
+  --x-feature=tests `
   --x-manifest-root win32 `
   --x-install-root $env:VCPKG_INSTALLED
 ```
 
 Omit --x-feature flags for features you don't need or skip this step if you do not need OpenSSL.
+The `tests` feature installs cmocka, which enables building the unit tests.
 
 ## Build OpenSC
 
@@ -36,6 +38,14 @@ Open a Visual Studio _Developer Command Prompt_ and change to the OpenSC directo
 nmake /f Makefile.mak OpenSC.msi
 ```
 
+## Run Unit Tests
+
+Requires the `tests` vcpkg feature. Build and run the unit tests:
+
+```powershell
+nmake /f Makefile.mak check
+```
+
 ## Code Signing
 
 Free code signing provided by [SignPath.io](https://about.signpath.io), certificate by [SignPath](https://signpath.org/) Foundation.