diff --git a/Source/vampires/Weapon.cpp b/Source/vampires/Weapon.cpp
index 5c10f06..195d957 100644
--- a/Source/vampires/Weapon.cpp
+++ b/Source/vampires/Weapon.cpp
@@ -23,7 +23,7 @@ void AWeapon::BeginPlay()
 
 	if (expcomponent)
 	{
-		expcomponent->OnEXPLevelUp.BindUObject(this, &AWeapon::UpgradeWeapon);
+		expcomponent->OnEXPLevelUp.AddUniqueDynamic(this, &AWeapon::UpgradeWeapon);
 	}
 }