diff --git a/docs/cppcx/codesnippet/CPP/walkthrough-creating-a-windows-store-app-using-wrl-and-media-foundation_4.cpp b/docs/cppcx/codesnippet/CPP/walkthrough-creating-a-windows-store-app-using-wrl-and-media-foundation_4.cpp
index 052da90de52..9bdeebfd49e 100644
--- a/docs/cppcx/codesnippet/CPP/walkthrough-creating-a-windows-store-app-using-wrl-and-media-foundation_4.cpp
+++ b/docs/cppcx/codesnippet/CPP/walkthrough-creating-a-windows-store-app-using-wrl-and-media-foundation_4.cpp
@@ -351,7 +351,7 @@ void TransformChroma(const D2D1::Matrix3x2F& mat, BYTE *pu, BYTE *pv)
 //
 // The image conversion functions take the following parameters:
 //
-// mat               Transfomation matrix for chroma values.
+// mat               Transformation matrix for chroma values.
 // rcDest            Destination rectangle.
 // pDest             Pointer to the destination buffer.
 // lDestStride       Stride of the destination buffer, in bytes.