diff --git a/library/scripts/adi_ip_alt.tcl b/library/scripts/adi_ip_alt.tcl
index d3c31f4d0..4ee538ab1 100644
--- a/library/scripts/adi_ip_alt.tcl
+++ b/library/scripts/adi_ip_alt.tcl
@@ -171,7 +171,7 @@ proc ad_ip_files {pname pfiles {pfunction ""}} {
 ###################################################################################################
 ###################################################################################################
 
-proc ad_ip_intf_s_axi {aclk arstn} {
+proc ad_ip_intf_s_axi {aclk arstn {addr_width 16}} {
 
   add_interface s_axi_clock clock end
   add_interface_port s_axi_clock ${aclk} clk Input 1
@@ -184,7 +184,7 @@ proc ad_ip_intf_s_axi {aclk arstn} {
   set_interface_property s_axi associatedClock s_axi_clock
   set_interface_property s_axi associatedReset s_axi_reset
   add_interface_port s_axi s_axi_awvalid awvalid Input 1
-  add_interface_port s_axi s_axi_awaddr awaddr Input 16
+  add_interface_port s_axi s_axi_awaddr awaddr Input $addr_width
   add_interface_port s_axi s_axi_awprot awprot Input 3
   add_interface_port s_axi s_axi_awready awready Output 1
   add_interface_port s_axi s_axi_wvalid wvalid Input 1
@@ -195,7 +195,7 @@ proc ad_ip_intf_s_axi {aclk arstn} {
   add_interface_port s_axi s_axi_bresp bresp Output 2
   add_interface_port s_axi s_axi_bready bready Input 1
   add_interface_port s_axi s_axi_arvalid arvalid Input 1
-  add_interface_port s_axi s_axi_araddr araddr Input 16
+  add_interface_port s_axi s_axi_araddr araddr Input $addr_width
   add_interface_port s_axi s_axi_arprot arprot Input 3
   add_interface_port s_axi s_axi_arready arready Output 1
   add_interface_port s_axi s_axi_rvalid rvalid Output 1