diff --git a/README.md b/README.md
index 1eece48c2..881f104f5 100644
--- a/README.md
+++ b/README.md
@@ -89,9 +89,13 @@ If you're building with Visual Studio 2008, you'll need TR1 support from:
 If you're building with MinGW/TDM compiler on Windows make DirectX SDK
 directory link to directory without spaces in the path.
 
-	mklink /D <path to DirectX SDK directory> c:\dxsdk
+	mklink /D c:\dxsdk <path to DirectX SDK directory>
 	setx DXSDK_DIR c:\dxsdk
 
+Apply this patch to DXSDK from June 2010 to be able to use it with MinGW/TDM:
+
+	https://github.com/bkaradzic/bx/blob/master/include/compat/mingw/dxsdk.patch
+
 ### Building
 
 Visual Studio 2008 command line:
diff --git a/src/renderer_d3d9.cpp b/src/renderer_d3d9.cpp
index 3a8f80e8c..8dad2b2a2 100644
--- a/src/renderer_d3d9.cpp
+++ b/src/renderer_d3d9.cpp
@@ -1188,6 +1188,7 @@ namespace bgfx
 					, regIndex
 					, regCount
 					);
+				BX_UNUSED(kind);
 			}
 
 			m_constantBuffer->finish();