diff --git a/projects/fmcomms1/kc705/system_constr.xdc b/projects/fmcomms1/kc705/system_constr.xdc
index 37a515380..c0e1cec39 100644
--- a/projects/fmcomms1/kc705/system_constr.xdc
+++ b/projects/fmcomms1/kc705/system_constr.xdc
@@ -85,13 +85,6 @@ set_property  -dict {PACKAGE_PIN AF23   IOSTANDARD LVDS_25 DIFF_TERM TRUE} [get_
 create_clock -name dac_clk_in   -period  2.00  [get_ports dac_clk_in_p]
 create_clock -name adc_clk_in   -period  4.00  [get_ports adc_clk_in_p]
 create_clock -name dac_div_clk  -period  8.00  [get_pins i_system_wrapper/system_i/axi_ad9122/dac_div_clk]
-create_clock -name adc_clk      -period  4.00  [get_pins i_system_wrapper/system_i/axi_ad9643/adc_clk]
-create_clock -name ref_clk      -period  33.33 [get_pins i_system_wrapper/system_i/sys_audio_clkgen/clk_out2]
-create_clock -name ila_clk      -period  8.00   [get_pins i_system_wrapper/system_i/ila_clkgen/clk_out1]
-
-set_clock_groups -asynchronous -group {dac_div_clk}
-set_clock_groups -asynchronous -group {adc_clk}
-set_clock_groups -asynchronous -group {ref_clk}
-set_clock_groups -asynchronous -group {ila_clk}
-
 
+set_false_path -from [get_pins i_system_wrapper/system_i/axi_ad9643_dma/inst/i_request_arb/i_src_dma_fifo/overflow_reg/C] \
+               -to [get_pins i_system_wrapper/system_i/sys_wfifo/wfifo_ctl/inst/m_wovf_m1_reg/D]
diff --git a/projects/fmcomms1/kc705/system_project.tcl b/projects/fmcomms1/kc705/system_project.tcl
index bcbf56bad..51adacf99 100644
--- a/projects/fmcomms1/kc705/system_project.tcl
+++ b/projects/fmcomms1/kc705/system_project.tcl
@@ -10,6 +10,9 @@ adi_project_files fmcomms1_kc705 [list \
   "system_constr.xdc"\
   "$ad_hdl_dir/projects/common/kc705/kc705_system_constr.xdc" ]
 
+set_property PROCESSING_ORDER EARLY [get_files $ad_hdl_dir/projects/common/kc705/kc705_system_constr.xdc]
+set_property PROCESSING_ORDER EARLY [get_files system_constr.xdc]
+
 adi_project_run fmcomms1_kc705
 
 
diff --git a/projects/fmcomms1/kc705/system_top.v b/projects/fmcomms1/kc705/system_top.v
index f436aabc8..9e994183d 100644
--- a/projects/fmcomms1/kc705/system_top.v
+++ b/projects/fmcomms1/kc705/system_top.v
@@ -217,6 +217,7 @@ module system_top (
   wire    [15:0]  adc_data_1;
   wire            ref_clk;
   wire            oddr_ref_clk;
+  wire    [31:0]  mb_intrs;
 
   // instantiations
 
@@ -332,6 +333,30 @@ module system_top (
     .iic_main_scl_io (iic_scl),
     .iic_main_sda_io (iic_sda),
     .iic_rstn (iic_rstn),
+    .mb_intr_10 (mb_intrs[10]),
+    .mb_intr_11 (mb_intrs[11]),
+    .mb_intr_12 (mb_intrs[12]),
+    .mb_intr_13 (mb_intrs[13]),
+    .mb_intr_14 (mb_intrs[14]),
+    .mb_intr_15 (mb_intrs[15]),
+    .mb_intr_16 (mb_intrs[16]),
+    .mb_intr_17 (mb_intrs[17]),
+    .mb_intr_18 (mb_intrs[18]),
+    .mb_intr_19 (mb_intrs[19]),
+    .mb_intr_20 (mb_intrs[20]),
+    .mb_intr_21 (mb_intrs[21]),
+    .mb_intr_22 (mb_intrs[22]),
+    .mb_intr_23 (mb_intrs[23]),
+    .mb_intr_24 (mb_intrs[24]),
+    .mb_intr_25 (mb_intrs[25]),
+    .mb_intr_26 (mb_intrs[26]),
+    .mb_intr_27 (mb_intrs[27]),
+    .mb_intr_28 (mb_intrs[28]),
+    .mb_intr_29 (mb_intrs[29]),
+    .mb_intr_30 (mb_intrs[30]),
+    .mb_intr_31 (mb_intrs[31]),
+    .ad9122_dma_irq (mb_intrs[12]),
+    .ad9643_dma_irq (mb_intrs[13]),
     .mdio_mdc (mdio_mdc),
     .mdio_mdio_io (mdio_mdio_io),
     .mii_col (mii_col),
@@ -349,10 +374,7 @@ module system_top (
     .sys_clk_p (sys_clk_p),
     .sys_rst (sys_rst),
     .uart_sin (uart_sin),
-    .uart_sout (uart_sout),
-    .unc_int0 (1'b0),
-    .unc_int1 (1'b0),
-    .unc_int4 (1'b0));
+    .uart_sout (uart_sout));
 
 endmodule