diff --git a/server/nightr/strategies/tide_strat.py b/server/nightr/strategies/tide_strat.py
index 471ca2b..ef13e8c 100644
--- a/server/nightr/strategies/tide_strat.py
+++ b/server/nightr/strategies/tide_strat.py
@@ -11,7 +11,7 @@ from ..util import Context, Prediction
 
 def is_tide(context: Context) -> Prediction:
     """
-    Determine whether or not it is night in Aarhus based no the current water level and which month we are in, based
+    Determine whether or not it is night in Aarhus based on the current water level and which month we are in, based
     on number of cars driving across The Storbæltsbro.
     """