diff --git a/README.md b/README.md
index 485105a..12fd6c4 100644
--- a/README.md
+++ b/README.md
@@ -6,4 +6,11 @@ Dependencies for building
 -------------------------
  * [SourceMod](https://github.com/alliedmodders/sourcemod)
  * [Boost](http://www.boost.org/)
- * [msinttypes](https://code.google.com/p/msinttypes/)
\ No newline at end of file
+ * [msinttypes](https://code.google.com/p/msinttypes/)
+
+Building on Windows
+-------------------
+Set the following environment variables on your system:
+ * `SOURCEMOD` - path to SourceMod (>= 1.5.x)
+ * `BOOST155` - path to boost libraries (>= 1.5.5)
+ * `MSINTTYPES` - path to latest version of msinttypes