diff --git a/docs/includes/protections.md b/docs/includes/protections.md
index e64ca0328..a4cb9d3cc 100644
--- a/docs/includes/protections.md
+++ b/docs/includes/protections.md
@@ -121,7 +121,7 @@ def protections(self):
 
 #### Cooldown Period
 
-`CooldownPeriod` locks a pair for `stop_duration` in minutes (or in candles when using `stop_duration_candles`, or until the set time when using `unlock_at`) after selling, avoiding a re-entry for this pair for `stop_duration` minutes.
+`CooldownPeriod` locks a pair for `stop_duration` in minutes (or in candles when using `stop_duration_candles`, or until the set time when using `unlock_at`) after exiting, avoiding a re-entry for this pair for `stop_duration` minutes.
 
 The below example will stop trading a pair for 2 candles after closing a trade, allowing this pair to "cool down".
 
diff --git a/freqtrade/plugins/protections/cooldown_period.py b/freqtrade/plugins/protections/cooldown_period.py
index 9608a51cc..09d506b91 100644
--- a/freqtrade/plugins/protections/cooldown_period.py
+++ b/freqtrade/plugins/protections/cooldown_period.py
@@ -30,7 +30,7 @@ class CooldownPeriod(IProtection):
         """
         Get last trade for this pair
         """
-        look_back_until = date_now - timedelta(minutes=self._stop_duration)
+        look_back_until = date_now - timedelta(minutes=self._lookback_period)
         # filters = [
         #     Trade.is_open.is_(False),
         #     Trade.close_date > look_back_until,