diff --git a/packages/universal-swap/package.json b/packages/universal-swap/package.json
index de145a18..39c34314 100644
--- a/packages/universal-swap/package.json
+++ b/packages/universal-swap/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@oraichain/oraidex-universal-swap",
-  "version": "1.0.50",
+  "version": "1.0.51",
   "main": "build/index.js",
   "files": [
     "build/"
diff --git a/packages/universal-swap/src/handler.ts b/packages/universal-swap/src/handler.ts
index c68289ba..0f2d926c 100644
--- a/packages/universal-swap/src/handler.ts
+++ b/packages/universal-swap/src/handler.ts
@@ -615,7 +615,7 @@ export class UniversalSwapHandler {
 
       return [msg];
     } catch (error) {
-      throw generateError(`Error generateMsgsSwap: ${error}`);
+      throw generateError(`Error generateMsgsSwap: ${JSON.stringify(error)}`);
     }
   }
 
diff --git a/packages/universal-swap/src/helper.ts b/packages/universal-swap/src/helper.ts
index e8b7ddd5..5892b7ef 100644
--- a/packages/universal-swap/src/helper.ts
+++ b/packages/universal-swap/src/helper.ts
@@ -372,7 +372,7 @@ export const simulateSwap = async (query: {
     if (!isSimulatingRatio) return data;
     return { amount: data.amount.substring(0, data.amount.length - 1) };
   } catch (error) {
-    throw new Error(`Error when trying to simulate swap using router v2: ${error}`);
+    throw new Error(`Error when trying to simulate swap using router v2: ${JSON.stringify(error)}`);
   }
 };