diff --git a/packages/coin-sui/package.json b/packages/coin-sui/package.json
index 9bdb00c..3392a2d 100644
--- a/packages/coin-sui/package.json
+++ b/packages/coin-sui/package.json
@@ -32,7 +32,7 @@
     "typescript": "^4.6.2"
   },
   "dependencies": {
-    "superstruct": "^1.0.3",
+    "superstruct": "^2.0.2",
     "@okxweb3/crypto-lib": "^1.0.0",
     "@okxweb3/coin-base": "^1.0.0"
   }