diff --git a/package.json b/package.json
index dcf0697..b38e6f8 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "zaidan-dealer-client",
-  "version": "0.3.8",
+  "version": "0.3.9",
   "main": "dist/index.js",
   "repository": "https://github.com/ParadigmFoundation/zaidan-dealer-client",
   "license": "MIT",
@@ -66,4 +66,4 @@
   "publishConfig": {
     "access": "public"
   }
-}
\ No newline at end of file
+}
diff --git a/src/DealerClient.ts b/src/DealerClient.ts
index 5432178..c08952d 100644
--- a/src/DealerClient.ts
+++ b/src/DealerClient.ts
@@ -549,8 +549,8 @@ export class DealerClient {
 
   private async _getGasPrice(priority: GasPriority): Promise<BigNumber> {
     const gasPriceApi = "https://www.etherchain.org/api/gasPriceOracle";
-    const prices = await this._callAny(gasPriceApi, "GET");
-    return new BigNumber(prices[priority]);
+    const prices = await axios(gasPriceApi);
+    return new BigNumber(prices.data[priority]);
   }
 
   private async _loadAssets(): Promise<any> {