diff --git a/lib/com_err/com_right.h b/lib/com_err/com_right.h
index 1781f7727..c7a3b05a2 100644
--- a/lib/com_err/com_right.h
+++ b/lib/com_err/com_right.h
@@ -60,7 +60,7 @@ struct et_list {
 extern struct et_list *_et_list;
 
 const char *com_right __P((struct et_list *list, long code));
-void initialize_error_table_r __P((struct et_list **, const char **, int, long);)
+void initialize_error_table_r __P((struct et_list **, const char **, int, long));
 void free_error_table __P((struct et_list *));
 
 #endif /* __COM_RIGHT_H__ */