diff --git a/checkpoints.go b/checkpoints.go
index ade891d9..696dbdb0 100644
--- a/checkpoints.go
+++ b/checkpoints.go
@@ -59,6 +59,7 @@ var checkpointDataMainNet = checkpointData{
 		{250000, newShaHashFromStr("000000000000003887df1f29024b06fc2200b55f8af8f35453d7be294df2d214")},
 		{267300, newShaHashFromStr("000000000000000a83fbd660e918f218bf37edd92b748ad940483c7c116179ac")},
 		{279000, newShaHashFromStr("0000000000000001ae8c72a0b0c301f67e3afca10e819efa9041e458e9bd7e40")},
+		{300255, newShaHashFromStr("0000000000000000162804527c6e9b9f0563a280525f9d08c12041def0a0f3b2")},
 	},
 	checkpointsByHeight: nil, // Automatically generated in init.
 }