diff --git a/sbus-to-ztex-gateware/sbus-to-ztex.xdc b/sbus-to-ztex-gateware/sbus-to-ztex.xdc
index 10968fe..6e9570c 100644
--- a/sbus-to-ztex-gateware/sbus-to-ztex.xdc
+++ b/sbus-to-ztex-gateware/sbus-to-ztex.xdc
@@ -392,7 +392,6 @@ set_property IOSTANDARD LVTTL [get_ports {LED2}]
 #set_property IOSTANDARD LVCMOS33 [get_ports {SD_D0}]
 set_property PACKAGE_PIN V5 [get_ports {SD_DO}]
 set_property IOSTANDARD LVCMOS33 [get_ports {SD_DO}]
-set_property PULLUP TRUE [get_ports {SD_DO}]
 
 set_property PACKAGE_PIN T8 [get_ports {LED3}]
 set_property IOSTANDARD LVTTL [get_ports {LED3}]
@@ -409,6 +408,7 @@ set_property IOSTANDARD LVCMOS33 [get_ports {SD_CLK}]
 #set_property IOSTANDARD LVCMOS33 [get_ports {SD_CMD}]
 set_property PACKAGE_PIN T5 [get_ports {SD_DI}]
 set_property IOSTANDARD LVCMOS33 [get_ports {SD_DI}]
+set_property PULLUP TRUE [get_ports {SD_DI}]
 
 set_property PACKAGE_PIN R7 [get_ports {SBUS_3V3_SIZ[0]}]
 set_property IOSTANDARD LVTTL [get_ports {SBUS_3V3_SIZ[0]}]