diff --git a/src/constants.ts b/src/constants.ts
index 480c996..ee24716 100644
--- a/src/constants.ts
+++ b/src/constants.ts
@@ -3,6 +3,7 @@ export const ZX = '0x'
 export enum NetworkEnum {
     ETHEREUM = 1,
     POLYGON = 137,
+    ZKSYNC = 324,
     BINANCE = 56,
     ARBITRUM = 42161,
     AVALANCHE = 43114,
diff --git a/src/fusion-order/constants.ts b/src/fusion-order/constants.ts
index 42f6b5a..6b54f6d 100644
--- a/src/fusion-order/constants.ts
+++ b/src/fusion-order/constants.ts
@@ -28,5 +28,8 @@ export const CHAIN_TO_WRAPPER = {
     ),
     [NetworkEnum.FANTOM]: new Address(
         '0x21be370d5312f44cb42ce377bc9b8a0cef1a4c83'
+    ),
+    [NetworkEnum.ZKSYNC]: new Address(
+        '0x5aea5775959fbc2557cc8789bc1bf90a239d9a91'
     )
 }