diff --git a/src/v20/pricing.py b/src/v20/pricing.py
index 83f6797..f896ddb 100644
--- a/src/v20/pricing.py
+++ b/src/v20/pricing.py
@@ -813,6 +813,7 @@ def __call__(self, line):
 
     def candles(
         self,
+        accountID,
         instrument,
         **kwargs
     ):
@@ -820,6 +821,8 @@ def candles(
         Fetch candlestick data for an instrument.
 
         Args:
+            accountID:
+                Account Identifier
             instrument:
                 Name of the Instrument
             price:
@@ -873,6 +876,11 @@ def candles(
             '/v3/accounts/{accountID}/instruments/{instrument}/candles'
         )
 
+        request.set_path_param(
+            'accountID',
+            accountID
+        )
+
         request.set_path_param(
             'instrument',
             instrument