diff --git a/.changeset/two-clocks-leave.md b/.changeset/two-clocks-leave.md
new file mode 100644
index 0000000..29e4b82
--- /dev/null
+++ b/.changeset/two-clocks-leave.md
@@ -0,0 +1,5 @@
+---
+'@traderjoe-xyz/sdk-v2': patch
+---
+
+update arbitrum router address
diff --git a/packages/v2/src/constants/v2Addrs.ts b/packages/v2/src/constants/v2Addrs.ts
index 504a544..6c21026 100644
--- a/packages/v2/src/constants/v2Addrs.ts
+++ b/packages/v2/src/constants/v2Addrs.ts
@@ -73,7 +73,7 @@ export const LB_ROUTER_V21_ADDRESS: { [chainId in ChainId]: Hex } = {
 export const LB_ROUTER_V22_ADDRESS: { [chainId in ChainId]: Hex } = {
   [ChainId.FUJI]: '0x18556DA13313f3532c54711497A8FedAC273220E',
   [ChainId.AVALANCHE]: '0x18556DA13313f3532c54711497A8FedAC273220E',
-  [ChainId.ARBITRUM_ONE]: '0x18556DA13313f3532c54711497A8FedAC273220E',
+  [ChainId.ARBITRUM_ONE]: '0x013e138EF6008ae5FDFDE29700e3f2Bc61d21E3a',
   [ChainId.ARB_GOERLI]: '0x0000000000000000000000000000000000000000',
   [ChainId.BNB_CHAIN]: '0x0000000000000000000000000000000000000000',
   [ChainId.BNB_TESTNET]: '0x0000000000000000000000000000000000000000',