diff --git a/api/types.go b/api/types.go
index baf52aa82..35c086472 100644
--- a/api/types.go
+++ b/api/types.go
@@ -349,7 +349,7 @@ type ForkUpgradeParams struct {
 	UpgradeLightningHeight   abi.ChainEpoch
 	UpgradeThunderHeight     abi.ChainEpoch
 	UpgradeWatermelonHeight  abi.ChainEpoch
-	UpgradePineappleHeight   abi.ChainEpoch
+	UpgradeDragonHeight      abi.ChainEpoch
 }
 
 type NonceMapType map[address.Address]uint64
diff --git a/build/openrpc/full.json.gz b/build/openrpc/full.json.gz
index 0779bc451..477dcf051 100644
Binary files a/build/openrpc/full.json.gz and b/build/openrpc/full.json.gz differ
diff --git a/build/params_2k.go b/build/params_2k.go
index 271596466..2ab97a0d4 100644
--- a/build/params_2k.go
+++ b/build/params_2k.go
@@ -67,9 +67,9 @@ var UpgradeThunderHeight = abi.ChainEpoch(-23)
 
 var UpgradeWatermelonHeight = abi.ChainEpoch(-24)
 
-var UpgradePineappleHeight = abi.ChainEpoch(20)
+var UpgradeDragonHeight = abi.ChainEpoch(20)
 
-var UpgradeMangoHeight = UpgradePineappleHeight + 10
+var UpgradeMangoHeight = UpgradeDragonHeight + 10
 
 // This fix upgrade only ran on calibrationnet
 const UpgradeWatermelonFixHeight = -100
@@ -134,7 +134,7 @@ func init() {
 	UpgradeLightningHeight = getUpgradeHeight("LOTUS_LIGHTNING_HEIGHT", UpgradeLightningHeight)
 	UpgradeThunderHeight = getUpgradeHeight("LOTUS_THUNDER_HEIGHT", UpgradeThunderHeight)
 	UpgradeWatermelonHeight = getUpgradeHeight("LOTUS_WATERMELON_HEIGHT", UpgradeWatermelonHeight)
-	UpgradePineappleHeight = getUpgradeHeight("LOTUS_PINEAPPLE_HEIGHT", UpgradePineappleHeight)
+	UpgradeDragonHeight = getUpgradeHeight("LOTUS_DRAGON_HEIGHT", UpgradeDragonHeight)
 
 	BuildType |= Build2k
 
diff --git a/build/params_butterfly.go b/build/params_butterfly.go
index 7580ef625..062d2f215 100644
--- a/build/params_butterfly.go
+++ b/build/params_butterfly.go
@@ -20,7 +20,7 @@ var DrandSchedule = map[abi.ChainEpoch]DrandEnum{
 	UpgradeMangoHeight: DrandQuicknet,
 }
 
-const GenesisNetworkVersion = network.Version20
+const GenesisNetworkVersion = network.Version21
 
 var NetworkBundle = "butterflynet"
 var BundleOverrides map[actorstypes.Version]string
@@ -57,8 +57,7 @@ const UpgradeLightningHeight = -22
 const UpgradeThunderHeight = -23
 const UpgradeWatermelonHeight = -24
 
-// ??????
-const UpgradePineappleHeight = 999999999999999
+const UpgradeDragonHeight = 5760
 
 const UpgradeMangoHeight = UpgradePineappleHeight + 10
 
diff --git a/build/params_calibnet.go b/build/params_calibnet.go
index 3abec3c36..5b77ac647 100644
--- a/build/params_calibnet.go
+++ b/build/params_calibnet.go
@@ -89,8 +89,8 @@ const UpgradeWatermelonFixHeight = 1070494
 // 2023-11-21T13:00:00Z
 const UpgradeWatermelonFix2Height = 1108174
 
-// ??????
-const UpgradePineappleHeight = 999999999999999
+// 2024-02-27T14:00:00Z
+const UpgradeDragonHeight = 1390534
 
 const UpgradeMangoHeight = UpgradePineappleHeight + 10
 
diff --git a/build/params_interop.go b/build/params_interop.go
index fb364966a..00a178807 100644
--- a/build/params_interop.go
+++ b/build/params_interop.go
@@ -55,7 +55,7 @@ var UpgradeLightningHeight = abi.ChainEpoch(-22)
 var UpgradeThunderHeight = abi.ChainEpoch(-23)
 var UpgradeWatermelonHeight = abi.ChainEpoch(-24)
 
-const UpgradePineappleHeight = 50
+const UpgradeDragonHeight = 50
 
 const UpgradeMangoHeight = UpgradePineappleHeight + 10
 
diff --git a/build/params_mainnet.go b/build/params_mainnet.go
index f44b63dac..7c32433e6 100644
--- a/build/params_mainnet.go
+++ b/build/params_mainnet.go
@@ -100,11 +100,11 @@ const UpgradeThunderHeight = UpgradeLightningHeight + 2880*21
 const UpgradeWatermelonHeight = 3469380
 
 // ??????
-var UpgradePineappleHeight = abi.ChainEpoch(999999999999999)
+var UpgradeDragonHeight = abi.ChainEpoch(999999999999999)
 
 // This epoch, 10 epochs after the "rest" of the nv22 upgrade, is when we switch to Drand quicknet
 // ??????
-var UpgradeMangoHeight = UpgradePineappleHeight + 10
+var UpgradeMangoHeight = UpgradeDragonHeight + 10
 
 // This fix upgrade only ran on calibrationnet
 const UpgradeWatermelonFixHeight = -1
@@ -127,8 +127,8 @@ func init() {
 		SetAddressNetwork(address.Mainnet)
 	}
 
-	if os.Getenv("LOTUS_DISABLE_PINEAPPLE") == "1" {
-		UpgradePineappleHeight = math.MaxInt64 - 1
+	if os.Getenv("LOTUS_DISABLE_DRAGON") == "1" {
+		UpgradeDragonHeight = math.MaxInt64 - 1
 		UpgradeMangoHeight = math.MaxInt64
 	}
 
diff --git a/build/params_testground.go b/build/params_testground.go
index 62d9101be..c19fff6ea 100644
--- a/build/params_testground.go
+++ b/build/params_testground.go
@@ -112,7 +112,7 @@ var (
 	UpgradeWatermelonHeight     abi.ChainEpoch = -23
 	UpgradeWatermelonFixHeight  abi.ChainEpoch = -24
 	UpgradeWatermelonFix2Height abi.ChainEpoch = -25
-	UpgradePineappleHeight      abi.ChainEpoch = -26
+	UpgradeDragonHeight         abi.ChainEpoch = -26
 	UpgradeMangoHeight          abi.ChainEpoch = -27
 
 	DrandSchedule = map[abi.ChainEpoch]DrandEnum{
diff --git a/chain/consensus/filcns/upgrades.go b/chain/consensus/filcns/upgrades.go
index d0030efff..e59c092f8 100644
--- a/chain/consensus/filcns/upgrades.go
+++ b/chain/consensus/filcns/upgrades.go
@@ -286,7 +286,7 @@ func DefaultUpgradeSchedule() stmgr.UpgradeSchedule {
 		Network:   network.Version21,
 		Migration: buildUpgradeActorsV12MinerFix(calibnetv12BuggyMinerCID2, calibnetv12CorrectManifestCID1),
 	}, {
-		Height:    build.UpgradePineappleHeight,
+		Height:    build.UpgradeDragonHeight,
 		Network:   network.Version22,
 		Migration: UpgradeActorsV13,
 		PreMigrations: []stmgr.PreMigration{{
diff --git a/documentation/en/api-v0-methods.md b/documentation/en/api-v0-methods.md
index f9c7d5a1b..0d45908dc 100644
--- a/documentation/en/api-v0-methods.md
+++ b/documentation/en/api-v0-methods.md
@@ -5514,7 +5514,7 @@ Response:
     "UpgradeLightningHeight": 10101,
     "UpgradeThunderHeight": 10101,
     "UpgradeWatermelonHeight": 10101,
-    "UpgradePineappleHeight": 10101
+    "UpgradeDragonHeight": 10101
   },
   "Eip155ChainID": 123
 }
diff --git a/documentation/en/api-v1-unstable-methods.md b/documentation/en/api-v1-unstable-methods.md
index e728b111f..e772d904a 100644
--- a/documentation/en/api-v1-unstable-methods.md
+++ b/documentation/en/api-v1-unstable-methods.md
@@ -7140,7 +7140,7 @@ Response:
     "UpgradeLightningHeight": 10101,
     "UpgradeThunderHeight": 10101,
     "UpgradeWatermelonHeight": 10101,
-    "UpgradePineappleHeight": 10101
+    "UpgradeDragonHeight": 10101
   },
   "Eip155ChainID": 123
 }
diff --git a/node/impl/full/state.go b/node/impl/full/state.go
index 59946c5ec..06e4a47c3 100644
--- a/node/impl/full/state.go
+++ b/node/impl/full/state.go
@@ -1923,7 +1923,7 @@ func (a *StateAPI) StateGetNetworkParams(ctx context.Context) (*api.NetworkParam
 			UpgradeLightningHeight:   build.UpgradeLightningHeight,
 			UpgradeThunderHeight:     build.UpgradeThunderHeight,
 			UpgradeWatermelonHeight:  build.UpgradeWatermelonHeight,
-			UpgradePineappleHeight:   build.UpgradePineappleHeight,
+			UpgradeDragonHeight:      build.UpgradeDragonHeight,
 		},
 	}, nil
 }