1 files changed, 2 insertions, 1 deletions
diff --git a/mdoc.h b/mdoc.h
index e5c5929a..a6deac65 100644
--- a/mdoc.h
+++ b/mdoc.h
@@ -179,7 +179,8 @@
 #define	MDOC_Emphasis	 23
 #define	MDOC_Symbolic	 24
 #define	MDOC_Nested	 25
-#define	MDOC_ARG_MAX	 26
+#define	MDOC_Centred	 26
+#define	MDOC_ARG_MAX	 27
 
 /* Type of a syntax node. */
 enum	mdoc_type {