diff -r b5f8864a38d3 -r cbda0f842364 share/hedgewars/Data/Missions/Scenario/User_Mission_-_Dangerous_Ducklings.lua
--- a/share/hedgewars/Data/Missions/Scenario/User_Mission_-_Dangerous_Ducklings.lua	Tue Jul 17 14:20:58 2018 +0200
+++ b/share/hedgewars/Data/Missions/Scenario/User_Mission_-_Dangerous_Ducklings.lua	Tue Jul 17 16:45:34 2018 +0200
@@ -1,5 +1,6 @@
 
 HedgewarsScriptLoad("/Scripts/Locale.lua")
+HedgewarsScriptLoad("/Scripts/Achievements.lua")
 
 local player = nil -- This variable will point to the hog's gear
 local instructor = nil
@@ -136,9 +137,7 @@
 		elseif (gear == instructor) and (GetY(gear) > WaterLine) then
 			HogSay(player, loc("See ya!"), SAY_THINK)
 			TurnTimeLeft = 3000
-			local achievementString = string.format(loc("Achievement gotten: %s"), loc("Naughty Ninja"))
-			AddCaption(achievementString, 0xffba00ff, capgrpMessage2)
-			SendStat(siCustomAchievement, achievementString)
+			awardAchievement(loc("Naughty Ninja"))
 			DismissTeam(loc("Blue Team"))
 			gameWon = true
 		elseif gear == enemy then