diff --git a/build/params_shared_vals.go b/build/params_shared_vals.go
index 994c32934..5e2d18ff1 100644
--- a/build/params_shared_vals.go
+++ b/build/params_shared_vals.go
@@ -25,7 +25,7 @@ const UnixfsLinksPerLevel = 1024
 // Consensus / Network
 
 const AllowableClockDriftSecs = uint64(1)
-const NewestNetworkVersion = network.Version8
+const NewestNetworkVersion = network.Version9
 const ActorUpgradeNetworkVersion = network.Version4
 
 // Epochs
diff --git a/build/params_testground.go b/build/params_testground.go
index e78545ba8..8537ba33f 100644
--- a/build/params_testground.go
+++ b/build/params_testground.go
@@ -97,7 +97,7 @@ var (
 		0: DrandMainnet,
 	}
 
-	NewestNetworkVersion       = network.Version8
+	NewestNetworkVersion       = network.Version9
 	ActorUpgradeNetworkVersion = network.Version4
 
 	Devnet      = true
diff --git a/documentation/en/api-methods.md b/documentation/en/api-methods.md
index e3153da5a..0fc62a878 100644
--- a/documentation/en/api-methods.md
+++ b/documentation/en/api-methods.md
@@ -4347,7 +4347,7 @@ Inputs:
 ]
 ```
 
-Response: `8`
+Response: `9`
 
 ### StateReadState
 StateReadState returns the indicated actor's state.