diff --git a/src/server/game/Achievements/AchievementMgr.cpp b/src/server/game/Achievements/AchievementMgr.cpp
index b236ee5c9a..a76dd119b7 100644
--- a/src/server/game/Achievements/AchievementMgr.cpp
+++ b/src/server/game/Achievements/AchievementMgr.cpp
@@ -647,7 +647,7 @@ void AchievementMgr<Guild>::SaveToDB(SQLTransaction& trans)
 }
 
 template<class T>
-void AchievementMgr<T>::LoadFromDB(PreparedQueryResult achievementResult, PreparedQueryResult criteriaResult)
+void AchievementMgr<T>::LoadFromDB(PreparedQueryResult /*achievementResult*/, PreparedQueryResult criteriaResult)
 {
 }