diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index c9f1b81548..155b9d835d 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -401,4 +401,4 @@ jobs:
       - uses: actions/setup-node@v3
         with:
           node-version: 16
-      - run: npx prettier --check ./clients/js/src ./sdk/js/src
+      - run: npx prettier@2.3.2 --check ./clients/js/src ./sdk/js/src
diff --git a/clients/js/.prettierrc.json b/clients/js/.prettierrc.json
index fe24418037..28ec018a9c 100644
--- a/clients/js/.prettierrc.json
+++ b/clients/js/.prettierrc.json
@@ -8,6 +8,5 @@
   "jsxSingleQuote": false,
   "trailingComma": "es5",
   "bracketSpacing": true,
-  "bracketSameLine": false,
   "arrowParens": "always"
 }
diff --git a/clients/js/src/chains/sui/utils.ts b/clients/js/src/chains/sui/utils.ts
index ec4d84a02e..bd4a9ca52e 100644
--- a/clients/js/src/chains/sui/utils.ts
+++ b/clients/js/src/chains/sui/utils.ts
@@ -311,14 +311,14 @@ export const isSameType = (a: string, b: string) => {
 
 export const isSuiCreateEvent = <
   T extends NonNullable<SuiTransactionBlockResponse["objectChanges"]>[number],
-  K extends Extract<T, { type: "created" }>,
+  K extends Extract<T, { type: "created" }>
 >(
   event: T
 ): event is K => event?.type === "created";
 
 export const isSuiPublishEvent = <
   T extends NonNullable<SuiTransactionBlockResponse["objectChanges"]>[number],
-  K extends Extract<T, { type: "published" }>,
+  K extends Extract<T, { type: "published" }>
 >(
   event: T
 ): event is K => event?.type === "published";
diff --git a/clients/js/src/cmds/sui/setup.ts b/clients/js/src/cmds/sui/setup.ts
index 4ad9c19bce..380b99af9f 100644
--- a/clients/js/src/cmds/sui/setup.ts
+++ b/clients/js/src/cmds/sui/setup.ts
@@ -123,8 +123,9 @@ export const addSetupCommands: YargsAddCommandsFn = (y: typeof yargs) =>
       // Get token bridge state object ID
       const tokenBridgeStateObjectId = getCreatedObjects(
         tokenBridgeInitRes
-      ).find((e) => isSameType(e.type, `${tokenBridgePackageId}::state::State`))
-        ?.objectId;
+      ).find((e) =>
+        isSameType(e.type, `${tokenBridgePackageId}::state::State`)
+      )?.objectId;
       if (!tokenBridgeStateObjectId) {
         throw new Error("Couldn't find token bridge state object ID.");
       }
diff --git a/clients/js/src/vaa.ts b/clients/js/src/vaa.ts
index 08a4e61398..1da3622f51 100644
--- a/clients/js/src/vaa.ts
+++ b/clients/js/src/vaa.ts
@@ -431,7 +431,7 @@ function serialiseCoreContractUpgrade(payload: CoreContractUpgrade): string {
 }
 
 export interface PortalContractUpgrade<
-  Module extends "NFTBridge" | "TokenBridge" | "WormholeRelayer",
+  Module extends "NFTBridge" | "TokenBridge" | "WormholeRelayer"
 > {
   module: Module;
   type: "ContractUpgrade";
@@ -441,7 +441,7 @@ export interface PortalContractUpgrade<
 
 // Parse a portal contract upgrade payload
 function portalContractUpgradeParser<
-  Module extends "NFTBridge" | "TokenBridge" | "WormholeRelayer",
+  Module extends "NFTBridge" | "TokenBridge" | "WormholeRelayer"
 >(module: Module): P<PortalContractUpgrade<Module>> {
   return new P(
     new Parser()
@@ -470,7 +470,7 @@ function portalContractUpgradeParser<
 }
 
 function serialisePortalContractUpgrade<
-  Module extends "NFTBridge" | "TokenBridge" | "WormholeRelayer",
+  Module extends "NFTBridge" | "TokenBridge" | "WormholeRelayer"
 >(payload: PortalContractUpgrade<Module>): string {
   const body = [
     encode("bytes32", encodeString(payload.module)),
@@ -485,7 +485,7 @@ function serialisePortalContractUpgrade<
 // Registrations
 
 export interface PortalRegisterChain<
-  Module extends "NFTBridge" | "TokenBridge" | "WormholeRelayer",
+  Module extends "NFTBridge" | "TokenBridge" | "WormholeRelayer"
 > {
   module: Module;
   type: "RegisterChain";
@@ -496,7 +496,7 @@ export interface PortalRegisterChain<
 
 // Parse a portal chain registration payload
 function portalRegisterChainParser<
-  Module extends "NFTBridge" | "TokenBridge" | "WormholeRelayer",
+  Module extends "NFTBridge" | "TokenBridge" | "WormholeRelayer"
 >(module: Module): P<PortalRegisterChain<Module>> {
   return new P(
     new Parser()
@@ -526,7 +526,7 @@ function portalRegisterChainParser<
 }
 
 function serialisePortalRegisterChain<
-  Module extends "NFTBridge" | "TokenBridge" | "WormholeRelayer",
+  Module extends "NFTBridge" | "TokenBridge" | "WormholeRelayer"
 >(payload: PortalRegisterChain<Module>): string {
   const body = [
     encode("bytes32", encodeString(payload.module)),
@@ -589,7 +589,7 @@ function serialiseCoreContractRecoverChainId(
 }
 
 export interface PortalContractRecoverChainId<
-  Module extends "NFTBridge" | "TokenBridge" | "WormholeRelayer",
+  Module extends "NFTBridge" | "TokenBridge" | "WormholeRelayer"
 > {
   module: Module;
   type: "RecoverChainId";
@@ -599,7 +599,7 @@ export interface PortalContractRecoverChainId<
 
 // Parse a portal contract recoverChainId payload
 function portalContractRecoverChainId<
-  Module extends "NFTBridge" | "TokenBridge" | "WormholeRelayer",
+  Module extends "NFTBridge" | "TokenBridge" | "WormholeRelayer"
 >(module: Module): P<PortalContractRecoverChainId<Module>> {
   return new P(
     new Parser()
@@ -628,7 +628,7 @@ function portalContractRecoverChainId<
 }
 
 function serialisePortalContractRecoverChainId<
-  Module extends "NFTBridge" | "TokenBridge" | "WormholeRelayer",
+  Module extends "NFTBridge" | "TokenBridge" | "WormholeRelayer"
 >(payload: PortalContractRecoverChainId<Module>): string {
   const body = [
     encode("bytes32", encodeString(payload.module)),
diff --git a/sdk/js/.prettierrc.json b/sdk/js/.prettierrc.json
index fe24418037..28ec018a9c 100644
--- a/sdk/js/.prettierrc.json
+++ b/sdk/js/.prettierrc.json
@@ -8,6 +8,5 @@
   "jsxSingleQuote": false,
   "trailingComma": "es5",
   "bracketSpacing": true,
-  "bracketSameLine": false,
   "arrowParens": "always"
 }
diff --git a/sdk/js/src/relayer/relayer/send.ts b/sdk/js/src/relayer/relayer/send.ts
index 214fa32e94..9b3e1c14a5 100644
--- a/sdk/js/src/relayer/relayer/send.ts
+++ b/sdk/js/src/relayer/relayer/send.ts
@@ -19,7 +19,7 @@ export type SendOptionalParams = {
       chainId?: ChainId;
       emitterAddress: string;
       sequenceNumber: ethers.BigNumberish;
-    },
+    }
   ];
   deliveryProviderAddress?: string;
   wormholeRelayerAddress?: string;
diff --git a/sdk/js/src/utils/consts.ts b/sdk/js/src/utils/consts.ts
index b7d5e8c80e..2b11de6d63 100644
--- a/sdk/js/src/utils/consts.ts
+++ b/sdk/js/src/utils/consts.ts
@@ -35,7 +35,7 @@ export const CHAINS = {
 } as const;
 
 export type ChainName = keyof typeof CHAINS;
-export type ChainId = (typeof CHAINS)[ChainName];
+export type ChainId = typeof CHAINS[ChainName];
 
 /**
  *
@@ -61,7 +61,7 @@ export const EVMChainNames: ReadonlyArray<ChainName> = [
   "base",
   "sepolia",
 ] as const;
-export type EVMChainName = (typeof EVMChainNames)[number];
+export type EVMChainName = typeof EVMChainNames[number];
 
 /*
  *
@@ -71,7 +71,7 @@ export const SolanaChainNames: ReadonlyArray<ChainName> = [
   "solana",
   "pythnet",
 ] as const;
-export type SolanaChainName = (typeof SolanaChainNames)[number];
+export type SolanaChainName = typeof SolanaChainNames[number];
 
 export const CosmWasmChainNames: ReadonlyArray<ChainName> = [
   "terra",
@@ -80,14 +80,14 @@ export const CosmWasmChainNames: ReadonlyArray<ChainName> = [
   "xpla",
   "sei",
 ] as const;
-export type CosmWasmChainName = (typeof CosmWasmChainNames)[number];
+export type CosmWasmChainName = typeof CosmWasmChainNames[number];
 
 // TODO: why? these are dupe of entries in CosmWasm
 export const TerraChainNames: ReadonlyArray<ChainName> = [
   "terra",
   "terra2",
 ] as const;
-export type TerraChainName = (typeof TerraChainNames)[number];
+export type TerraChainName = typeof TerraChainNames[number];
 
 export type Contracts = {
   core: string | undefined;
@@ -695,7 +695,7 @@ export const CHAIN_ID_SEPOLIA = CHAINS["sepolia"];
 
 // This inverts the [[CHAINS]] object so that we can look up a chain by id
 export type ChainIdToName = {
-  -readonly [key in keyof typeof CHAINS as (typeof CHAINS)[key]]: key;
+  -readonly [key in keyof typeof CHAINS as typeof CHAINS[key]]: key;
 };
 export const CHAIN_ID_TO_NAME: ChainIdToName = Object.entries(CHAINS).reduce(
   (obj, [name, id]) => {
@@ -709,21 +709,21 @@ export const CHAIN_ID_TO_NAME: ChainIdToName = Object.entries(CHAINS).reduce(
  *
  * All the EVM-based chain ids that Wormhole supports
  */
-export type EVMChainId = (typeof CHAINS)[EVMChainName];
+export type EVMChainId = typeof CHAINS[EVMChainName];
 
 /**
  *
  * All the Solana-based chain ids that Wormhole supports
  */
-export type SolanaChainId = (typeof CHAINS)[SolanaChainName];
+export type SolanaChainId = typeof CHAINS[SolanaChainName];
 
 /**
  *
  * All the CosmWasm-based chain ids that Wormhole supports
  */
-export type CosmWasmChainId = (typeof CHAINS)[CosmWasmChainName];
+export type CosmWasmChainId = typeof CHAINS[CosmWasmChainName];
 
-export type TerraChainId = (typeof CHAINS)[TerraChainName];
+export type TerraChainId = typeof CHAINS[TerraChainName];
 /**
  *
  * Returns true when called with a valid chain, and narrows the type in the
diff --git a/sdk/js/src/vaa/generic.ts b/sdk/js/src/vaa/generic.ts
index 7dbabf3a3e..0430fe60c7 100644
--- a/sdk/js/src/vaa/generic.ts
+++ b/sdk/js/src/vaa/generic.ts
@@ -384,7 +384,7 @@ function serialiseCoreContractUpgrade(payload: CoreContractUpgrade): string {
 }
 
 export interface PortalContractUpgrade<
-  Module extends "NFTBridge" | "TokenBridge",
+  Module extends "NFTBridge" | "TokenBridge"
 > {
   module: Module;
   type: "ContractUpgrade";
@@ -394,7 +394,7 @@ export interface PortalContractUpgrade<
 
 // Parse a portal contract upgrade payload
 function portalContractUpgradeParser<
-  Module extends "NFTBridge" | "TokenBridge",
+  Module extends "NFTBridge" | "TokenBridge"
 >(module: Module): P<PortalContractUpgrade<Module>> {
   return new P(
     new Parser()
@@ -423,7 +423,7 @@ function portalContractUpgradeParser<
 }
 
 function serialisePortalContractUpgrade<
-  Module extends "NFTBridge" | "TokenBridge",
+  Module extends "NFTBridge" | "TokenBridge"
 >(payload: PortalContractUpgrade<Module>): string {
   const body = [
     encode("bytes32", encodeString(payload.module)),
@@ -438,7 +438,7 @@ function serialisePortalContractUpgrade<
 // Registrations
 
 export interface PortalRegisterChain<
-  Module extends "NFTBridge" | "TokenBridge",
+  Module extends "NFTBridge" | "TokenBridge"
 > {
   module: Module;
   type: "RegisterChain";
@@ -479,7 +479,7 @@ function portalRegisterChainParser<Module extends "NFTBridge" | "TokenBridge">(
 }
 
 function serialisePortalRegisterChain<
-  Module extends "NFTBridge" | "TokenBridge",
+  Module extends "NFTBridge" | "TokenBridge"
 >(payload: PortalRegisterChain<Module>): string {
   const body = [
     encode("bytes32", encodeString(payload.module)),