diff --git a/library/axi_ad9122/axi_ad9122_constr.xdc b/library/axi_ad9122/axi_ad9122_constr.xdc
index 41cd2411e..ae59d4c13 100644
--- a/library/axi_ad9122/axi_ad9122_constr.xdc
+++ b/library/axi_ad9122/axi_ad9122_constr.xdc
@@ -43,7 +43,7 @@ set_max_delay -datapath_only \
   [get_property PERIOD $up_clk]
 
 set_false_path \
-  -from [get_cells -hier drp_locked_reg* -filter {primitive_subgroup == flop}] \
+  -from [get_cells -hier up_drp_locked_reg* -filter {primitive_subgroup == flop}] \
   -to [get_cells -hier dac_status_m1_reg* -filter {primitive_subgroup == flop}]
 
 set_false_path \
diff --git a/library/axi_ad9122/axi_ad9122_core.v b/library/axi_ad9122/axi_ad9122_core.v
index c9245e64b..b6e05671a 100644
--- a/library/axi_ad9122/axi_ad9122_core.v
+++ b/library/axi_ad9122/axi_ad9122_core.v
@@ -83,7 +83,6 @@ module axi_ad9122_core (
 
   // drp interface
 
-  up_drp_rst,
   up_drp_sel,
   up_drp_wr,
   up_drp_addr,
@@ -154,7 +153,6 @@ module axi_ad9122_core (
 
   // drp interface
 
-  output          up_drp_rst;
   output          up_drp_sel;
   output          up_drp_wr;
   output  [11:0]  up_drp_addr;
diff --git a/library/axi_ad9122/axi_ad9122_ip.tcl b/library/axi_ad9122/axi_ad9122_ip.tcl
index 9c8aca4a4..5bd201dfd 100644
--- a/library/axi_ad9122/axi_ad9122_ip.tcl
+++ b/library/axi_ad9122/axi_ad9122_ip.tcl
@@ -30,5 +30,9 @@ adi_ip_properties axi_ad9122
 adi_ip_constraints axi_ad9122 [list \
   "axi_ad9122_constr.xdc" ]
 
+set_property driver_value 0 [ipx::get_ports *dac_sync_in* -of_objects [ipx::current_core]]
+set_property driver_value 0 [ipx::get_ports *dunf* -of_objects [ipx::current_core]]
+set_property driver_value 0 [ipx::get_ports *dovf* -of_objects [ipx::current_core]]
+
 ipx::save_core [ipx::current_core]