diff --git a/projects/fmcomms2/zed/system_bd.tcl b/projects/fmcomms2/zed/system_bd.tcl
index 12760b273..9bb8b052e 100644
--- a/projects/fmcomms2/zed/system_bd.tcl
+++ b/projects/fmcomms2/zed/system_bd.tcl
@@ -12,3 +12,5 @@ sysid_gen_sys_init_file
 
 ad_ip_parameter axi_ad9361 CONFIG.ADC_INIT_DELAY 23
 
+ad_ip_parameter axi_ad9361 CONFIG.TDD_DISABLE 1
+