diff --git a/Squadrons-and-pilots.md b/Squadrons-and-pilots.md
index b64a299..5321c9a 100644
--- a/Squadrons-and-pilots.md
+++ b/Squadrons-and-pilots.md
@@ -2,6 +2,10 @@
 
 This feature is a [work in progress](https://github.com/dcs-liberation/dcs_liberation/issues/276). This documentation will be improve as the feature nears completion.
 
+## Skill level
+
+AI pilots gain skill after completing missions. Every four missions completed confers one increase in skill level from the base level chosen in the campaign settings.
+
 ## Pilot names
 
 Pilot names are generated randomly (user-defined names will be added later). The generated names are localized based on the `locales` field of the faction definition. For example: