diff --git a/library/axi_ad9643/axi_ad9643_constr.xdc b/library/axi_ad9643/axi_ad9643_constr.xdc
new file mode 100755
index 000000000..967893a6c
--- /dev/null
+++ b/library/axi_ad9643/axi_ad9643_constr.xdc
@@ -0,0 +1,4 @@
+set_clock_groups -asynchronous -group [get_clocks -of_objects [get_ports adc_clk_in_p]]
+set_clock_groups -asynchronous -group [get_clocks -of_objects [get_ports adc_clk]]
+set_clock_groups -asynchronous -group [get_clocks -of_objects [get_ports s_axi_aclk]]
+
diff --git a/library/axi_ad9643/axi_ad9643_ip.tcl b/library/axi_ad9643/axi_ad9643_ip.tcl
index 0a81f02b7..116ca230c 100755
--- a/library/axi_ad9643/axi_ad9643_ip.tcl
+++ b/library/axi_ad9643/axi_ad9643_ip.tcl
@@ -24,9 +24,12 @@ adi_ip_files axi_ad9643 [list \
   "axi_ad9643_pnmon.v" \
   "axi_ad9643_channel.v" \
   "axi_ad9643_if.v" \
+  "axi_ad9643_constr.xdc" \
   "axi_ad9643.v" ]
 
 adi_ip_properties axi_ad9643
+adi_ip_constraints axi_ad9643 [list \
+  "axi_ad9643_constr.xdc" ]
 
 ipx::save_core [ipx::current_core]