diff --git a/CHANGELOG.md b/CHANGELOG.md
index 2ca9a3195..e515b2e8c 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,8 +1,8 @@
 # Lotus changelog
 
-# v1.22.0-rc6 / 2023-04-19
+# v1.22.0 / 2023-04-21
 
-This is the sixth release candidate for MANDATORY 1.22.0 release of lotus.
+This is the MANDATORY 1.22.0 release of lotus.
 
 Diff from previous RCs:
 - REVERT [Activation bug fix](https://github.com/filecoin-project/builtin-actors/issues/914) 
diff --git a/build/openrpc/full.json.gz b/build/openrpc/full.json.gz
index 85c717c88..581bec0dd 100644
Binary files a/build/openrpc/full.json.gz and b/build/openrpc/full.json.gz differ
diff --git a/build/openrpc/gateway.json.gz b/build/openrpc/gateway.json.gz
index 7d9a4cce0..5f828bd01 100644
Binary files a/build/openrpc/gateway.json.gz and b/build/openrpc/gateway.json.gz differ
diff --git a/build/openrpc/miner.json.gz b/build/openrpc/miner.json.gz
index 1ce4bb284..873f124e8 100644
Binary files a/build/openrpc/miner.json.gz and b/build/openrpc/miner.json.gz differ
diff --git a/build/openrpc/worker.json.gz b/build/openrpc/worker.json.gz
index 2195b61ef..30964ae3d 100644
Binary files a/build/openrpc/worker.json.gz and b/build/openrpc/worker.json.gz differ
diff --git a/build/version.go b/build/version.go
index f12c09cee..7cb555842 100644
--- a/build/version.go
+++ b/build/version.go
@@ -37,7 +37,7 @@ func BuildTypeString() string {
 }
 
 // BuildVersion is the local build version
-const BuildVersion = "1.22.0-rc6"
+const BuildVersion = "1.22.0"
 
 func UserVersion() string {
 	if os.Getenv("LOTUS_VERSION_IGNORE_COMMIT") == "1" {
diff --git a/documentation/en/cli-lotus-miner.md b/documentation/en/cli-lotus-miner.md
index cff100914..a510378c6 100644
--- a/documentation/en/cli-lotus-miner.md
+++ b/documentation/en/cli-lotus-miner.md
@@ -7,7 +7,7 @@ USAGE:
    lotus-miner [global options] command [command options] [arguments...]
 
 VERSION:
-   1.22.0-rc6
+   1.22.0
 
 COMMANDS:
    init     Initialize a lotus miner repo
diff --git a/documentation/en/cli-lotus-worker.md b/documentation/en/cli-lotus-worker.md
index cfcb798e4..4e87bd96a 100644
--- a/documentation/en/cli-lotus-worker.md
+++ b/documentation/en/cli-lotus-worker.md
@@ -7,7 +7,7 @@ USAGE:
    lotus-worker [global options] command [command options] [arguments...]
 
 VERSION:
-   1.22.0-rc6
+   1.22.0
 
 COMMANDS:
    run         Start lotus worker
diff --git a/documentation/en/cli-lotus.md b/documentation/en/cli-lotus.md
index 560495f69..b8b3d0deb 100644
--- a/documentation/en/cli-lotus.md
+++ b/documentation/en/cli-lotus.md
@@ -7,7 +7,7 @@ USAGE:
    lotus [global options] command [command options] [arguments...]
 
 VERSION:
-   1.22.0-rc6
+   1.22.0
 
 COMMANDS:
    daemon   Start a lotus daemon process