diff --git a/iron_condor.py b/iron_condor.py
index e8c69c3..fc35193 100644
--- a/iron_condor.py
+++ b/iron_condor.py
@@ -63,7 +63,7 @@ def monitor_spread_price(short_leg: OptionLeg, long_leg: OptionLeg, stop_price:
                     client.submit_combo_option_order([short_leg_exit, long_leg_exit], quantity)
                     logging.info('Whole spread exited.')
                 else:
-                    client.submit_option_order(short_leg_exit, quantity)
+                    client.submit_single_option_order(short_leg_exit, quantity)
                     logging.info('Short leg only exited.')
 
                 # Unsubscribe from market data updates once the trade has exited.