diff --git a/include/proto/checks.h b/include/proto/checks.h
index bb275c8..322f9dd 100644
--- a/include/proto/checks.h
+++ b/include/proto/checks.h
@@ -77,6 +77,8 @@
 			const char *file, int line);
 int proxy_parse_pgsql_check_opt(char **args, int cur_arg, struct proxy *curpx, struct proxy *defpx,
 				const char *file, int line);
+int proxy_parse_mysql_check_opt(char **args, int cur_arg, struct proxy *curpx, struct proxy *defpx,
+			    const char *file, int line);
 
 #endif /* _PROTO_CHECKS_H */