From 7f0cedc769e8395e315f7e8208f40c8dbf582fb1 Mon Sep 17 00:00:00 2001
From: Matthias <xmatthias@outlook.com>
Date: Sun, 13 Feb 2022 12:54:49 +0100
Subject: [PATCH] Use "is_future" to check for futures markets

---
 freqtrade/exchange/okx.py | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/freqtrade/exchange/okx.py b/freqtrade/exchange/okx.py
index b11627bb1..03d66fb3d 100644
--- a/freqtrade/exchange/okx.py
+++ b/freqtrade/exchange/okx.py
@@ -70,8 +70,8 @@ class Okx(Exchange):
             symbols = []
 
             for symbol, market in markets.items():
-                if (market["swap"] and market["linear"]):
-                    symbols.append(market["symbol"])
+                if self.market_is_future(market):
+                    symbols.append(symbol)
 
             tiers = {}
             for symbol in symbols: