diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index 92160677b68..546c7109a3c 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -6,7 +6,7 @@
   "packages/fork-diff": "0.5.0",
   "packages/guardian-prover-health-check": "0.1.0",
   "packages/guardian-prover-health-check-ui": "0.1.0",
-  "packages/protocol": "1.5.0",
+  "packages/protocol": "1.6.0",
   "packages/relayer": "0.12.0",
   "packages/taiko-client": "0.23.0",
   "packages/nfts": "1.0.0",
diff --git a/packages/protocol/CHANGELOG.md b/packages/protocol/CHANGELOG.md
index 7cf06f72dd4..55cca55cdda 100644
--- a/packages/protocol/CHANGELOG.md
+++ b/packages/protocol/CHANGELOG.md
@@ -1,5 +1,31 @@
 # Changelog
 
+## [1.6.0](https://github.com/taikoxyz/taiko-mono/compare/protocol-v1.5.0...protocol-v1.6.0) (2024-05-27)
+
+
+### Features
+
+* **protocol,supplementary-contracts:** relocate & allow TokenUnlock to deploy and own ProverSets ([#17251](https://github.com/taikoxyz/taiko-mono/issues/17251)) ([f3d6ca1](https://github.com/taikoxyz/taiko-mono/commit/f3d6ca1be680f5acb3ca5553954f46bbbfe253ca))
+* **protocol:** add ProverSet to hold TKO tokens ([#17230](https://github.com/taikoxyz/taiko-mono/issues/17230)) ([b7802b1](https://github.com/taikoxyz/taiko-mono/commit/b7802b15f27a2e8e10a087d04aa1aa131705cca5))
+* **protocol:** allow getTransition to be called for all blocks ([#17268](https://github.com/taikoxyz/taiko-mono/issues/17268)) ([bca493f](https://github.com/taikoxyz/taiko-mono/commit/bca493f686181a9bbe9b6722742efa3fa98eaf99))
+* **protocol:** allow guardian prover to pause block proving & verification ([#17286](https://github.com/taikoxyz/taiko-mono/issues/17286)) ([b955e0e](https://github.com/taikoxyz/taiko-mono/commit/b955e0e5d592b47f019099043c9e17b88bbd6ae7))
+* **protocol:** allow L1 bridge to self-delegate any token's voting power ([#17204](https://github.com/taikoxyz/taiko-mono/issues/17204)) ([9bd5efa](https://github.com/taikoxyz/taiko-mono/commit/9bd5efabd8f77d6048517d798fd50595e0b739e6))
+* **protocol:** deploy `ProverSet` in `DeployOnL1` script ([#17272](https://github.com/taikoxyz/taiko-mono/issues/17272)) ([6e56475](https://github.com/taikoxyz/taiko-mono/commit/6e56475413c3240d56d70d413ca5195cd1ced4cc))
+* **protocol:** enable AddressManager not to load from storage ([#17250](https://github.com/taikoxyz/taiko-mono/issues/17250)) ([c8207d3](https://github.com/taikoxyz/taiko-mono/commit/c8207d38bf3356ecbb629e36831de021afb582c5))
+* **protocol:** make AutomataDcapV3Attestation state variables public and emit events ([#17193](https://github.com/taikoxyz/taiko-mono/issues/17193)) ([3740dc0](https://github.com/taikoxyz/taiko-mono/commit/3740dc070ae57ab66051f4ba1c046dd732e90dab))
+* **protocol:** refactor tier providers and added minority-guardian provers to all providers ([#17169](https://github.com/taikoxyz/taiko-mono/issues/17169)) ([cd51442](https://github.com/taikoxyz/taiko-mono/commit/cd514425511e48b9085cd8fe030d720ca73c0ba2))
+* **protocol:** remove a few cached addresses ([#17346](https://github.com/taikoxyz/taiko-mono/issues/17346)) ([e79a367](https://github.com/taikoxyz/taiko-mono/commit/e79a367adb1491dfedd6f85dda87f1818f2bba23))
+
+
+### Bug Fixes
+
+* **protocol:** add `receive` function to ProverSet ([#17334](https://github.com/taikoxyz/taiko-mono/issues/17334)) ([161fd8b](https://github.com/taikoxyz/taiko-mono/commit/161fd8bc58872f323e849f755b2a3c4137f865d2))
+* **protocol:** be more strict with `changeBridgedToken` ([#17333](https://github.com/taikoxyz/taiko-mono/issues/17333)) ([8d14e84](https://github.com/taikoxyz/taiko-mono/commit/8d14e84e8a9be6816042f04f4f725a1d4ede65fc))
+* **protocol:** fix bridge bugs in `getMessageMinGasLimit` ([#17284](https://github.com/taikoxyz/taiko-mono/issues/17284)) ([859f854](https://github.com/taikoxyz/taiko-mono/commit/859f854a6eede02e51da416d210cd0d8809ee226))
+* **protocol:** fix tier ID check issue in `GuardianProver.approve()` ([#17170](https://github.com/taikoxyz/taiko-mono/issues/17170)) ([f3dc402](https://github.com/taikoxyz/taiko-mono/commit/f3dc402c798ed7c15a2664e129ef47b3c345f168))
+* **protocol:** remove receive function from Bridge ([#17330](https://github.com/taikoxyz/taiko-mono/issues/17330)) ([4ef2847](https://github.com/taikoxyz/taiko-mono/commit/4ef28475dfc61d6a6c877f5d4e2ddee4932d0726))
+* **protocol:** verify target address is a contract address in DelegateOwner ([#17328](https://github.com/taikoxyz/taiko-mono/issues/17328)) ([0c3c0e1](https://github.com/taikoxyz/taiko-mono/commit/0c3c0e1b514a6a417d9c8a9e26ac057ef1f3c6e2))
+
 ## [1.5.0](https://github.com/taikoxyz/taiko-mono/compare/protocol-v1.4.0...protocol-v1.5.0) (2024-05-10)
 
 
diff --git a/packages/protocol/package.json b/packages/protocol/package.json
index 1773b2c3814..a57d6cf02f4 100644
--- a/packages/protocol/package.json
+++ b/packages/protocol/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@taiko/protocol",
-  "version": "1.5.0",
+  "version": "1.6.0",
   "private": true,
   "scripts": {
     "buildMerkle": "ts-node ./utils/airdrop/buildMerkleTree.ts ./utils/airdrop/airdrop_db/example_claimList.json",