diff --git a/build/params_mainnet.go b/build/params_mainnet.go
index f5e675b9224..7cfc53c414f 100644
--- a/build/params_mainnet.go
+++ b/build/params_mainnet.go
@@ -34,7 +34,7 @@ const UpgradeLiftoffHeight = -5
 
 const UpgradeKumquatHeight = 90
 
-const UpgradeCalicoHeight = 265200
+const UpgradeCalicoHeight = 92000
 const UpgradePersianHeight = UpgradeCalicoHeight + (builtin2.EpochsInHour * 60)
 
 func init() {