diff --git a/constraints/orange-crab.lpf b/constraints/orange-crab.lpf
index 5737a03..30281ef 100644
--- a/constraints/orange-crab.lpf
+++ b/constraints/orange-crab.lpf
@@ -2,7 +2,7 @@ LOCATE COMP "clock" SITE "A9";
 IOBUF PORT "clock" IO_TYPE=LVCMOS33;
 
 LOCATE COMP "reset" SITE "J2";
-IOBUF PORT "reset" PULLMODE=DOWN IO_TYPE=LVCMOS33 DRIVE=4;
+IOBUF PORT "reset" PULLMODE=UP IO_TYPE=LVCMOS33 DRIVE=4;
 
 LOCATE COMP "io_tx" SITE "N17";
 LOCATE COMP "io_rx" SITE "M18";