diff --git a/include/bgfx/bgfx.h b/include/bgfx/bgfx.h
index 1d3d0ae0f..1caa1b6be 100644
--- a/include/bgfx/bgfx.h
+++ b/include/bgfx/bgfx.h
@@ -721,10 +721,10 @@ namespace bgfx
 		                       //!  draw commands to underlying graphics API.
 		int64_t waitSubmit;    //!< Time spent waiting for submit thread to advance to next frame.
 
-		uint16_t width;
-		uint16_t height;
-		uint16_t textWidth;
-		uint16_t textHeight;
+		uint16_t width;        //!< Backbuffer width in pixels.
+		uint16_t height;       //!< Backbuffer height in pixels.
+		uint16_t textWidth;    //!< Debug text width in characters.
+		uint16_t textHeight;   //!< Debug text height in characters.
 	};
 
 	/// Vertex declaration.