diff --git a/projects/fmcomms2/common/fmcomms2_bd.tcl b/projects/fmcomms2/common/fmcomms2_bd.tcl
index 2dbf3d04e..f9e2f4532 100644
--- a/projects/fmcomms2/common/fmcomms2_bd.tcl
+++ b/projects/fmcomms2/common/fmcomms2_bd.tcl
@@ -27,6 +27,7 @@ create_bd_port -dir O tdd_sync_t
 # ad9361 core
 
 set axi_ad9361 [create_bd_cell -type ip -vlnv analog.com:user:axi_ad9361:1.0 axi_ad9361]
+set_property -dict [list CONFIG.TDD_CONTROL_EN {1}] $axi_ad9361
 set_property -dict [list CONFIG.ID {0}] $axi_ad9361
 
 set axi_ad9361_dac_dma [create_bd_cell -type ip -vlnv analog.com:user:axi_dmac:1.0 axi_ad9361_dac_dma]