diff --git a/build/params_2k.go b/build/params_2k.go
index a182ae405..4fb4df183 100644
--- a/build/params_2k.go
+++ b/build/params_2k.go
@@ -63,7 +63,7 @@ var UpgradeHyggeHeight = abi.ChainEpoch(30)
 
 var UpgradeHyperspaceNV19Height = abi.ChainEpoch(60)
 
-var UpgradeHyperspaceNV20Height = abi.ChainEpoch(70)
+var UpgradeHyperspaceNV20Height = abi.ChainEpoch(120)
 
 var DrandSchedule = map[abi.ChainEpoch]DrandEnum{
 	0: DrandMainnet,