diff --git a/projects/pzsdr1/ccbrk_cmos/system_project.tcl b/projects/pzsdr1/ccbrk_cmos/system_project.tcl
index 45d3a4c8d..4ad543633 100644
--- a/projects/pzsdr1/ccbrk_cmos/system_project.tcl
+++ b/projects/pzsdr1/ccbrk_cmos/system_project.tcl
@@ -1,6 +1,4 @@
 
-
-
 source ../../scripts/adi_env.tcl 
 source $ad_hdl_dir/projects/scripts/adi_project.tcl 
 source $ad_hdl_dir/projects/scripts/adi_board.tcl 
@@ -13,6 +11,7 @@ adi_project_files ccbrk_cmos_pzsdr1 [list \
   "$ad_hdl_dir/projects/common/pzsdr1/pzsdr1_system_constr.xdc" \
   "$ad_hdl_dir/projects/common/pzsdr1/pzsdr1_cmos_system_constr.xdc" ]
 
+set_property is_enabled false [get_files  *axi_gpreg_constr.xdc]
 adi_project_run ccbrk_cmos_pzsdr1