Maxscale R/W split - SELECTS hitting master?

Using Maxscale 6.3.0 in Read-Write Split, with 1 master and 2 slaves( all MariaDB 10.4), MASTER not configured to accept reads, is it normal that Maxscale redirect these to master? If yes, why? 1721780 Prepare SELECT * FROM jfs_edge INNER JOIN jfs_node ON jfs_edge.inode=jfs_node.inode WHERE jfs_edge.parent=? AND jfs_edge.name=? LIMIT 1 1721780 Close stmt 1721780 Prepare SELECT * FROM jfs_edge INNER JOIN jfs_node ON jfs_edge.inode=jfs_node.inode WHERE jfs_edge.parent=? AND jfs_edge.name=? LIMIT 1 1721780 Close stmt 1721780 Prepare SELECT * FROM jfs_edge INNER JOIN jfs_node ON jfs_edge.inode=jfs_node.inode WHERE jfs_edge.parent=? AND jfs_edge.name=? LIMIT 1 1721780 Close stmt 1721780 Prepare SELECT * FROM jfs_edge INNER JOIN jfs_node ON jfs_edge.inode=jfs_node.inode WHERE jfs_edge.parent=? AND jfs_edge.name=? LIMIT 1 1721780 Close stmt 1721611 Prepare SELECT * FROM jfs_edge INNER JOIN jfs_node ON jfs_edge.inode=jfs_node.inode WHERE jfs_edge.parent=? AND jfs_edge.name=? LIMIT 1 1721780 Prepare SELECT * FROM jfs_edge INNER JOIN jfs_node ON jfs_edge.inode=jfs_node.inode WHERE jfs_edge.parent=? AND jfs_edge.name=? LIMIT 1 1721611 Close stmt