diff --git a/docs/ecolyo/Functionalities/ecogesture.md b/docs/ecolyo/Functionalities/ecogesture.md
index 3f0e196e8d3c4c785953d22f7eccdab2929461d2..ea76106ec447488cb1b5e111fcbd17140cc4303f 100644
--- a/docs/ecolyo/Functionalities/ecogesture.md
+++ b/docs/ecolyo/Functionalities/ecogesture.md
@@ -39,6 +39,10 @@ The score is adjusted with the current season. If the current season is the oppo
 - During spring and autumn, ecogestures no bonus or malus is applied.
 - If the current season matches the season of the ecogesture, **a bonus of 1 is added** to the score.
 
+_Summer is between 21st of June and 20th of September_
+
+_Winter is between 31st of October and 30th of March_
+
 :::
 
 ## Ecogestures screen