diff --git a/library/axi_ad9144/axi_ad9144_constr.xdc b/library/axi_ad9144/axi_ad9144_constr.xdc
index fd40910d9..c65aa103a 100644
--- a/library/axi_ad9144/axi_ad9144_constr.xdc
+++ b/library/axi_ad9144/axi_ad9144_constr.xdc
@@ -1,4 +1,6 @@
-
+
+set_clock_groups -asynchronous -group [get_clocks -of_objects [get_ports tx_clk]]
+set_clock_groups -asynchronous -group [get_clocks -of_objects [get_ports s_axi_aclk]]