diff --git a/vn.oanda/test.py b/vn.oanda/test.py
index e86559bb..eb3fdb88 100644
--- a/vn.oanda/test.py
+++ b/vn.oanda/test.py
@@ -19,7 +19,7 @@ if __name__ == '__main__':
     #api.getPrices({'instruments': 'EUR_USD'})
     
     # 获取历史数据，失败
-    #api.getPriceHisory({'instruments': 'EUR_USD',
+    #api.getPriceHisory({'instrument': 'EUR_USD',
                         #'granularity': 'D',
                         #'candleFormat': 'midpoint',
                         #'count': '50'})
@@ -102,4 +102,4 @@ if __name__ == '__main__':
     #api.getAutochartist({'instrument': 'EUR_USD'})
     
     # 阻塞
-    input()    
\ No newline at end of file
+    input()    
diff --git a/vn.oanda/vnoanda.py b/vn.oanda/vnoanda.py
index 9a77b35c..7bda2504 100644
--- a/vn.oanda/vnoanda.py
+++ b/vn.oanda/vnoanda.py
@@ -87,7 +87,7 @@ class OandaApi(object):
         self.initFunctionSetting(FUNCTIONCODE_GETPRICES, {'path': '/v1/prices',
                                                           'method': 'GET'})        
         
-        self.initFunctionSetting(FUNCTIONCODE_GETPRICEHISTORY, {'path': 'v1/candles',
+        self.initFunctionSetting(FUNCTIONCODE_GETPRICEHISTORY, {'path': '/v1/candles',
                                                                 'method': 'GET'})
         
         self.initFunctionSetting(FUNCTIONCODE_GETACCOUNTS, {'path': '/v1/accounts',
@@ -606,4 +606,4 @@ class OandaApi(object):
                 if not self.active:
                     break
         else:
-            self.onError(error, -1)
\ No newline at end of file
+            self.onError(error, -1)