Version number update.
diff --git a/include/freetype/ftlcdfil.h b/include/freetype/ftlcdfil.h
index 992a064..e7f5927 100644
--- a/include/freetype/ftlcdfil.h
+++ b/include/freetype/ftlcdfil.h
@@ -196,7 +196,7 @@ FT_BEGIN_HEADER
* any effect.
*
* @since:
- * 2.3.13
+ * 2.4.0
*/
FT_EXPORT( FT_Error )
FT_Library_SetLcdFilterWeights( FT_Library library,