diff --git a/CHANGELOG.md b/CHANGELOG.md
index 44402d55acf..fb66ba37487 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,67 +1,75 @@
 # Lotus changelog
 
-# 1.15.3-rc2 / 2022-05-24
+# 1.15.3 / 2022-05-30
 
-This is the second rc of an optional release of lotus, detailed changelog will be updated later.
+This is an optional release of lotus, detailed changelog will be updated later.
 
+## New Features
+- feat: api: add StateGetNetworkParams api ([filecoin-project/lotus#8546](https://github.com/filecoin-project/lotus/pull/8546))
+- feat: api: Implement StateLookupRobustAddress ([filecoin-project/lotus#8486](https://github.com/filecoin-project/lotus/pull/8486))
+- sealing: DataCid on workers ([filecoin-project/lotus#8557](https://github.com/filecoin-project/lotus/pull/8557))
+- feat: FVM: Support exectraces ([filecoin-project/lotus#8514](https://github.com/filecoin-project/lotus/pull/8514))
+
+## Improvements
+- ux: wallet: update delete usage ([filecoin-project/lotus#8442](https://github.com/filecoin-project/lotus/pull/8442))
+- chore: config: default-disable kvlog ([filecoin-project/lotus#8477](https://github.com/filecoin-project/lotus/pull/8477))
+- chore: cli: Alias cli commands for uniformity ([filecoin-project/lotus#8587](https://github.com/filecoin-project/lotus/pull/8587))
+
+## Bug Fixes
 - fix: Make deal making logs much less noisy ([filecoin-project/lotus#8622](https://github.com/filecoin-project/lotus/pull/8622))
-- chore: merge releases back into master ([filecoin-project/lotus#8638](https://github.com/filecoin-project/lotus/pull/8638))
 - fix: mpool: avoid deadlock on unsubscribe  ([filecoin-project/lotus#8635](https://github.com/filecoin-project/lotus/pull/8635))
-- feat: api: add StateGetNetworkParams api ([filecoin-project/lotus#8546](https://github.com/filecoin-project/lotus/pull/8546))
 - fix: update StatApplied when fvm apply message ([filecoin-project/lotus#8545](https://github.com/filecoin-project/lotus/pull/8545))
 - fix: ci: build macos and linux assets on tagged releases ([filecoin-project/lotus#8597](https://github.com/filecoin-project/lotus/pull/8597))
 - fix: Clean up vanilla proof fetching errors for proper display ([filecoin-project/lotus#8564](https://github.com/filecoin-project/lotus/pull/8564))
 - fix: Make markets logger less noisy when doing retrievals ([filecoin-project/lotus#8604](https://github.com/filecoin-project/lotus/pull/8604))
 - fix: test: Fix flaky TestGatewayWalletMsig ([filecoin-project/lotus#8601](https://github.com/filecoin-project/lotus/pull/8601))
-- chore:ci:make codecov quiet ([filecoin-project/lotus#8600](https://github.com/filecoin-project/lotus/pull/8600))
 - fix: lotus-wallet: correct network in version ([filecoin-project/lotus#8563](https://github.com/filecoin-project/lotus/pull/8563))
-- chore: cli: Alias cli commands for uniformity ([filecoin-project/lotus#8587](https://github.com/filecoin-project/lotus/pull/8587))
-- chore: .gitignore: ignore built in actor bundles ([filecoin-project/lotus#8590](https://github.com/filecoin-project/lotus/pull/8590))
 - fix: worker: Download proofs if PRU2 is enabled ([filecoin-project/lotus#8555](https://github.com/filecoin-project/lotus/pull/8555))
-- ci: deps: macos build deps ([filecoin-project/lotus#8581](https://github.com/filecoin-project/lotus/pull/8581))
-- chore:chore:chore ([filecoin-project/lotus#8586](https://github.com/filecoin-project/lotus/pull/8586))
-- fix: sealing: Finalize snap sectors before submitting proofs ([filecoin-project/lotus#8582](https://github.com/filecoin-project/lotus/pull/8582))
-- feat: vm: add actor error backtraces to FVM ([filecoin-project/lotus#8524](https://github.com/filecoin-project/lotus/pull/8524))
-- sealing: DataCid on workers ([filecoin-project/lotus#8557](https://github.com/filecoin-project/lotus/pull/8557))
 - fix: ux: update `lotus-wallet run` description ([filecoin-project/lotus#8528](https://github.com/filecoin-project/lotus/pull/8528))
 - fix: market: Infer index provider topic from network name by default ([filecoin-project/lotus#8526](https://github.com/filecoin-project/lotus/pull/8526))
-- deps: update go-libp2p@v0.19 ([filecoin-project/lotus#8511](https://github.com/filecoin-project/lotus/pull/8511))
-- chore: fix lint issue ([filecoin-project/lotus#8531](https://github.com/filecoin-project/lotus/pull/8531))
-- chore: ci: update golang and go-ipfs ([filecoin-project/lotus#8512](https://github.com/filecoin-project/lotus/pull/8512))
-- feat: FVM: Support exectraces ([filecoin-project/lotus#8514](https://github.com/filecoin-project/lotus/pull/8514))
-- Feat: API: Implement StateLookupRobustAddress ([filecoin-project/lotus#8486](https://github.com/filecoin-project/lotus/pull/8486))
-- fix:sealing:check index out of bounds against correct param length not return length ([filecoin-project/lotus#8475](https://github.com/filecoin-project/lotus/pull/8475))
-- add 1475 bootstrapper ([filecoin-project/lotus#8495](https://github.com/filecoin-project/lotus/pull/8495))
-- Bump version for xtools ([filecoin-project/lotus#8494](https://github.com/filecoin-project/lotus/pull/8494))
 - fix: storiface: Make FSOverhead numbers more accurate ([filecoin-project/lotus#8481](https://github.com/filecoin-project/lotus/pull/8481))
 - fix: node: fix comment for IndexProvider ([filecoin-project/lotus#8480](https://github.com/filecoin-project/lotus/pull/8480))
-- ux: wallet: update delete usage ([filecoin-project/lotus#8442](https://github.com/filecoin-project/lotus/pull/8442))
-- Fail to add expired precommits to a batch ([filecoin-project/lotus#8479](https://github.com/filecoin-project/lotus/pull/8479))
-- chore: config: default-disable kvlog ([filecoin-project/lotus#8477](https://github.com/filecoin-project/lotus/pull/8477))
-- chore: version: bump the version to v1.15.3-dev ([filecoin-project/lotus#8473](https://github.com/filecoin-project/lotus/pull/8473))
+- fix: sealing: fail to add expired precommits to a batch ([filecoin-project/lotus#8479](https://github.com/filecoin-project/lotus/pull/8479))
+- fix:sealing:check index out of bounds against correct param length not return length ([filecoin-project/lotus#8475](https://github.com/filecoin-project/lotus/pull/8475))
+- fix: sealing: Finalize snap sectors before submitting proofs ([filecoin-project/lotus#8582](https://github.com/filecoin-project/lotus/pull/8582))
+- chore: fix lint issue ([filecoin-project/lotus#8531](https://github.com/filecoin-project/lotus/pull/8531))
+- feat: vm: add actor error backtraces to FVM ([filecoin-project/lotus#8524](https://github.com/filecoin-project/lotus/pull/8524))
+
+## Dependency Updates
 - github.com/filecoin-project/specs-storage (v0.2.2 -> v0.2.3-0.20220426183226-1a0a63c5990f):
+- deps: update go-libp2p@v0.19 ([filecoin-project/lotus#8511](https://github.com/filecoin-project/lotus/pull/8511))
+
+## Others
+- chore: merge releases back into master ([filecoin-project/lotus#8638](https://github.com/filecoin-project/lotus/pull/8638))
+- chore:ci:make codecov quiet ([filecoin-project/lotus#8600](https://github.com/filecoin-project/lotus/pull/8600))
+- chore: version: bump the version to v1.15.3-dev ([filecoin-project/lotus#8473](https://github.com/filecoin-project/lotus/pull/8473))
+- chore: .gitignore: ignore built in actor bundles ([filecoin-project/lotus#8590](https://github.com/filecoin-project/lotus/pull/8590))
+- ci: deps: macos build deps ([filecoin-project/lotus#8581](https://github.com/filecoin-project/lotus/pull/8581))
+- chore:chore:chore remove the wrong TODO ([filecoin-project/lotus#8586](https://github.com/filecoin-project/lotus/pull/8586))
+- add 1475 bootstrapper ([filecoin-project/lotus#8495](https://github.com/filecoin-project/lotus/pull/8495))
+- Bump version for xtools ([filecoin-project/lotus#8494](https://github.com/filecoin-project/lotus/pull/8494))
 
 ## Contributors
 
 | Contributor | Commits | Lines ± | Files Changed |
 |-------------|---------|---------|---------------|
-| Steven Allen | 4 | +607/-95 | 19 |
-| Łukasz Magiera | 9 | +550/-37 | 43 |
-| Geoff Stuart | 5 | +279/-219 | 27 |
-| simlecode | 1 | +306/-39 | 20 |
-| Aayush | 1 | +256/-34 | 10 |
-| zenground0 | 11 | +214/-66 | 31 |
-| Aayush Rajasekaran | 2 | +149/-99 | 8 |
-| vyzo | 3 | +125/-81 | 4 |
-| Masih H. Derkani | 1 | +134/-15 | 7 |
-| Travis Person | 3 | +24/-32 | 6 |
-| Rjan | 6 | +16/-16 | 9 |
-| jennijuju | 3 | +9/-8 | 15 |
+| @steblian | 4 | +607/-95 | 19 |
+| @magik6k  | 9 | +550/-37 | 43 |
+| @geoff-vball | 5 | +279/-219 | 27 |
+| @simlecode | 1 | +306/-39 | 20 |
+| @arajasek | 1 | +256/-34 | 10 |
+| @zenground0 | 11 | +214/-66 | 31 |
+| @arajasek | 2 | +149/-99 | 8 |
+| @vyzo | 3 | +125/-81 | 4 |
+| @Masih| 1 | +134/-15 | 7 |
+| @travisperson | 3 | +24/-32 | 6 |
+| @Rjan | 6 | +16/-16 | 9 |
+| @jennijuju | 3 | +9/-8 | 15 |
 | Rob Quist | 3 | +12/-4 | 3 |
-| Icarus9913 | 1 | +3/-3 | 3 |
-| swift-mx | 1 | +3/-0 | 1 |
-| Phi-rjan | 1 | +1/-1 | 1 |
-| lifei | 1 | +1/-0 | 1 |
+| @Icarus9913 | 1 | +3/-3 | 3 |
+| @swift-mx | 1 | +3/-0 | 1 |
+| @Phi-rjan | 1 | +1/-1 | 1 |
+| @lifei | 1 | +1/-0 | 1 |
 
 
 # 1.15.2 / 2022-05-06
diff --git a/build/openrpc/full.json.gz b/build/openrpc/full.json.gz
index 1265c36f490..d1e58b8fa63 100644
Binary files a/build/openrpc/full.json.gz and b/build/openrpc/full.json.gz differ
diff --git a/build/openrpc/miner.json.gz b/build/openrpc/miner.json.gz
index 095cad871a2..9aed6fad783 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 9906bc723cc..710db2123fa 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 8983aabe0c3..9725d199ed7 100644
--- a/build/version.go
+++ b/build/version.go
@@ -37,7 +37,7 @@ func BuildTypeString() string {
 }
 
 // BuildVersion is the local build version
-const BuildVersion = "1.15.3-rc2"
+const BuildVersion = "1.15.3"
 
 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 584ff974cbd..1b609ab2edf 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:
-   1.15.3-rc2
+   1.15.3
 
 COMMANDS:
    init     Initialize a lotus miner repo
diff --git a/documentation/en/cli-lotus-worker.md b/documentation/en/cli-lotus-worker.md
index 6dd4ea765bd..4e46b8ea84f 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:
-   1.15.3-rc2
+   1.15.3
 
 COMMANDS:
    run         Start lotus worker
diff --git a/documentation/en/cli-lotus.md b/documentation/en/cli-lotus.md
index 653d8e7f12e..5d0d583120a 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:
-   1.15.3-rc2
+   1.15.3
 
 COMMANDS:
    daemon   Start a lotus daemon process