diff --git a/chaincfg/params.go b/chaincfg/params.go
index 3b38878b4a..3a7f7661e1 100644
--- a/chaincfg/params.go
+++ b/chaincfg/params.go
@@ -341,6 +341,9 @@ var MainNetParams = Params{
 		{691719, newHashFromStr("00000000000000000008a89e854d57e5667df88f1cdef6fde2fbca1de5b639ad")},
 		{724466, newHashFromStr("000000000000000000052d314a259755ca65944e68df6b12a067ea8f1f5a7091")},
 		{751565, newHashFromStr("00000000000000000009c97098b5295f7e5f183ac811fb5d1534040adb93cabd")},
+		{781565, newHashFromStr("00000000000000000002b8c04999434c33b8e033f11a977b288f8411766ee61c")},
+		{800000, newHashFromStr("00000000000000000002a7c4c1e48d76c5a37902165a270156b7a8d72728a054")},
+		{810000, newHashFromStr("000000000000000000028028ca82b6aa81ce789e4eb9e0321b74c3cbaf405dd1")},
 	},
 
 	// Consensus rule change deployments.