typo
diff --git a/include/freetype/tttables.h b/include/freetype/tttables.h
index 7f52d7e..79edb0e 100644
--- a/include/freetype/tttables.h
+++ b/include/freetype/tttables.h
@@ -156,7 +156,7 @@ FT_BEGIN_HEADER
/* caret_Slope_Run :: The run coefficient of the cursor's */
/* slope. */
/* */
- /* Reserved :: 10 reserved bytes. */
+ /* Reserved :: 8 reserved bytes. */
/* */
/* metric_Data_Format :: Always 0. */
/* */