diff --git a/tangostationcontrol/tangostationcontrol/devices/sdp/xst.py b/tangostationcontrol/tangostationcontrol/devices/sdp/xst.py
index 19068ff768dcf0eda9782dc213cf293bcb0ed004..4fe5292b638fd346da9bf772c0ce2c7e529bddae 100644
--- a/tangostationcontrol/tangostationcontrol/devices/sdp/xst.py
+++ b/tangostationcontrol/tangostationcontrol/devices/sdp/xst.py
@@ -122,8 +122,8 @@ class XST(Statistics):
 
     FPGA_xst_ring_rx_clear_total_counts_RW = attribute_wrapper(comms_id=OPCUAConnection, comms_annotation=["FPGA_xst_ring_rx_clear_total_counts_RW"], datatype=bool, dims=(N_PN,), access=AttrWriteType.READ_WRITE)
     FPGA_xst_ring_rx_clear_total_counts_R = attribute_wrapper(comms_id=OPCUAConnection, comms_annotation=["FPGA_xst_ring_rx_clear_total_counts_R"], datatype=bool, dims=(N_PN,))
-    FPGA_xst_rx_align_stream_enable_RW = attribute_wrapper(comms_id=OPCUAConnection, comms_annotation=["FPGA_xst_rx_align_stream_enable_RW"], datatype=numpy.uint32, dims=(N_PN,), access=AttrWriteType.READ_WRITE)
-    FPGA_xst_rx_align_stream_enable_R = attribute_wrapper(comms_id=OPCUAConnection, comms_annotation=["FPGA_xst_rx_align_stream_enable_R"], datatype=numpy.uint32, dims=(N_PN,))
+    FPGA_xst_rx_align_stream_enable_RW = attribute_wrapper(comms_id=OPCUAConnection, comms_annotation=["FPGA_xst_rx_align_stream_enable_RW"], datatype=bool, dims=(N_PN,P_SQ), access=AttrWriteType.READ_WRITE)
+    FPGA_xst_rx_align_stream_enable_R = attribute_wrapper(comms_id=OPCUAConnection, comms_annotation=["FPGA_xst_rx_align_stream_enable_R"], datatype=bool, dims=(N_PN,P_SQ))
     FPGA_xst_ring_rx_total_nof_packets_received_R = attribute_wrapper(comms_id=OPCUAConnection, comms_annotation=["FPGA_xst_ring_rx_total_nof_packets_received_R"], datatype=numpy.uint32, dims=(N_PN,))
     FPGA_xst_ring_rx_total_nof_packets_discarded_R = attribute_wrapper(comms_id=OPCUAConnection, comms_annotation=["FPGA_xst_ring_rx_total_nof_packets_discarded_R"], datatype=numpy.uint32, dims=(N_PN,))
     FPGA_xst_ring_rx_total_nof_sync_received_R = attribute_wrapper(comms_id=OPCUAConnection, comms_annotation=["FPGA_xst_ring_rx_total_nof_sync_received_R"], datatype=numpy.uint32, dims=(N_PN,))