diff --git a/libfreerdp/codec/color.c b/libfreerdp/codec/color.c
index 10d46be82..e002f90e2 100644
--- a/libfreerdp/codec/color.c
+++ b/libfreerdp/codec/color.c
@@ -421,6 +421,7 @@ BOOL freerdp_image_copy_from_pointer_data(
 			{
 				UINT32 xorBytesPerPixel = xorBpp >> 3;
 				xorStep = nWidth * xorBytesPerPixel;
+				xorStep += (xorStep % 2);
 
 				if (xorBpp == 8 && !palette)
 				{