diff --git a/contrib/dlz/modules/mysql/dlz_mysql_dynamic.c b/contrib/dlz/modules/mysql/dlz_mysql_dynamic.c
index b31b687f0a..b92773e91b 100644
--- a/contrib/dlz/modules/mysql/dlz_mysql_dynamic.c
+++ b/contrib/dlz/modules/mysql/dlz_mysql_dynamic.c
@@ -44,9 +44,9 @@
 #include <dlz_minimal.h>
 #include <dlz_pthread.h>
 
-#if !defined(LIBMARIADB) && MYSQL_VERSION_ID >= 80000
+#if !defined(MARIADB_BASE_VERSION) && MYSQL_VERSION_ID >= 80000
 typedef bool my_bool;
-#endif /* !defined(LIBMARIADB) && MYSQL_VERSION_ID >= 80000 */
+#endif /* !defined(MARIADB_BASE_VERSION) && MYSQL_VERSION_ID >= 80000 */
 
 #define dbc_search_limit 30
 #define ALLNODES	 1
diff --git a/contrib/dlz/modules/mysqldyn/dlz_mysqldyn_mod.c b/contrib/dlz/modules/mysqldyn/dlz_mysqldyn_mod.c
index 8f089cfe7b..9af5a7e692 100644
--- a/contrib/dlz/modules/mysqldyn/dlz_mysqldyn_mod.c
+++ b/contrib/dlz/modules/mysqldyn/dlz_mysqldyn_mod.c
@@ -56,9 +56,9 @@
 #include <dlz_minimal.h>
 #include <dlz_pthread.h>
 
-#if !defined(LIBMARIADB) && MYSQL_VERSION_ID >= 80000
+#if !defined(MARIADB_BASE_VERSION) && MYSQL_VERSION_ID >= 80000
 typedef bool my_bool;
-#endif /* !defined(LIBMARIADB) && MYSQL_VERSION_ID >= 80000 */
+#endif /* !defined(MARIADB_BASE_VERSION) && MYSQL_VERSION_ID >= 80000 */
 
 /*
  * The SQL queries that will be used for lookups and updates are defined