diff --git a/projects/common/ac701/ac701_system_bd.tcl b/projects/common/ac701/ac701_system_bd.tcl
index 76f515f33..3be137cb8 100644
--- a/projects/common/ac701/ac701_system_bd.tcl
+++ b/projects/common/ac701/ac701_system_bd.tcl
@@ -367,7 +367,7 @@ connect_bd_intf_net -intf_net axi_gpio_lcd_gpio [get_bd_intf_ports gpio_lcd] [ge
 connect_bd_intf_net -intf_net axi_gpio_sw_led_gpio [get_bd_intf_ports gpio_sw] [get_bd_intf_pins axi_gpio_sw_led/gpio]
 connect_bd_intf_net -intf_net axi_gpio_sw_led_gpio2 [get_bd_intf_ports gpio_led] [get_bd_intf_pins axi_gpio_sw_led/gpio2]
 
-connect_bd_net -net axi_iic_main_rstn [get_bd_ports iic_rstn] [get_bd_pins axi_iic_main/gpo]
+connect_bd_net -net sys_const_vcc_vcc [get_bd_ports iic_rstn] [get_bd_pins sys_const_vcc/dout]
 connect_bd_intf_net -intf_net axi_iic_main_iic [get_bd_intf_ports iic_main] [get_bd_intf_pins axi_iic_main/iic]
 
 # hdmi peripherals
diff --git a/projects/common/kc705/kc705_system_bd.tcl b/projects/common/kc705/kc705_system_bd.tcl
index c42d589ca..f6135f293 100644
--- a/projects/common/kc705/kc705_system_bd.tcl
+++ b/projects/common/kc705/kc705_system_bd.tcl
@@ -334,7 +334,7 @@ connect_bd_intf_net -intf_net axi_gpio_lcd_gpio [get_bd_intf_ports gpio_lcd] [ge
 connect_bd_intf_net -intf_net axi_gpio_sw_led_gpio [get_bd_intf_ports gpio_sw] [get_bd_intf_pins axi_gpio_sw_led/gpio]
 connect_bd_intf_net -intf_net axi_gpio_sw_led_gpio2 [get_bd_intf_ports gpio_led] [get_bd_intf_pins axi_gpio_sw_led/gpio2]
 
-connect_bd_net -net axi_iic_main_rstn [get_bd_ports iic_rstn] [get_bd_pins axi_iic_main/gpo]
+connect_bd_net -net sys_const_vcc_vcc [get_bd_ports iic_rstn] [get_bd_pins sys_const_vcc/dout]
 connect_bd_intf_net -intf_net axi_iic_main_iic [get_bd_intf_ports iic_main] [get_bd_intf_pins axi_iic_main/iic]
 
 # hdmi
diff --git a/projects/common/vc707/vc707_system_bd.tcl b/projects/common/vc707/vc707_system_bd.tcl
index f4d397d29..ed364cf03 100644
--- a/projects/common/vc707/vc707_system_bd.tcl
+++ b/projects/common/vc707/vc707_system_bd.tcl
@@ -164,6 +164,7 @@ set_property -dict [list CONFIG.c_sg_include_stscntrl_strm {0}] $axi_spdif_tx_dm
 set axi_linear_flash [create_bd_cell -type ip -vlnv xilinx.com:ip:axi_emc:3.0 axi_linear_flash]
 set_property -dict [list CONFIG.USE_BOARD_FLOW {true} CONFIG.EMC_BOARD_INTERFACE {linear_flash}] $axi_linear_flash
 
+set sys_const_vcc [create_bd_cell -type ip -vlnv xilinx.com:ip:xlconstant:1.1 sys_const_vcc]
 
 # connections
 
@@ -365,7 +366,7 @@ connect_bd_intf_net -intf_net axi_gpio_lcd_gpio [get_bd_intf_ports gpio_lcd] [ge
 connect_bd_intf_net -intf_net axi_gpio_sw_led_gpio [get_bd_intf_ports gpio_sw] [get_bd_intf_pins axi_gpio_sw_led/gpio]
 connect_bd_intf_net -intf_net axi_gpio_sw_led_gpio2 [get_bd_intf_ports gpio_led] [get_bd_intf_pins axi_gpio_sw_led/gpio2]
 
-connect_bd_net -net axi_iic_main_rstn [get_bd_ports iic_rstn] [get_bd_pins axi_iic_main/gpo]
+connect_bd_net -net sys_const_vcc_vcc [get_bd_pins sys_const_vcc/dout] [get_bd_ports iic_rstn]
 connect_bd_intf_net -intf_net axi_iic_main_iic [get_bd_intf_ports iic_main] [get_bd_intf_pins axi_iic_main/iic]
 
 # hdmi peripherals