diff --git a/custom_components/tibber_prices/const.py b/custom_components/tibber_prices/const.py
index 1542d83..8b6da34 100644
--- a/custom_components/tibber_prices/const.py
+++ b/custom_components/tibber_prices/const.py
@@ -51,8 +51,8 @@ DEFAULT_BEST_PRICE_FLEX = 15  # 15% flexibility for best price (user-facing, per
 # Peak price flexibility is set to -20 (20%) to allow for more adaptive detection of expensive periods.
 # This is intentionally more flexible than best price (15%) because peak price periods can be more variable,
 # and users may benefit from earlier warnings about expensive periods, even if they are less sharply defined.
-# The negative sign indicates that the threshold is above the average price, and a higher percentage allows
-# for more conservative detection, reducing false negatives for peak price warnings.
+# The negative sign indicates that the threshold is set below the MAX price (e.g., -20% means MAX * 0.8), not above the average price.
+# A higher percentage allows for more conservative detection, reducing false negatives for peak price warnings.
 DEFAULT_PEAK_PRICE_FLEX = -20  # 20% flexibility for peak price (user-facing, percent)
 DEFAULT_BEST_PRICE_MIN_DISTANCE_FROM_AVG = 5  # 5% minimum distance from daily average (ensures significance)
 DEFAULT_PEAK_PRICE_MIN_DISTANCE_FROM_AVG = 5  # 5% minimum distance from daily average (ensures significance)