diff --git a/src/pocketmine/entity/Effect.php b/src/pocketmine/entity/Effect.php
index 6e86de00e..9a63da40b 100644
--- a/src/pocketmine/entity/Effect.php
+++ b/src/pocketmine/entity/Effect.php
@@ -72,10 +72,10 @@ class Effect{
 		self::$effects[Effect::REGENERATION] = new Effect(Effect::REGENERATION, "%potion.regeneration", 205, 92, 171);
 		self::$effects[Effect::DAMAGE_RESISTANCE] = new Effect(Effect::DAMAGE_RESISTANCE, "%potion.resistance", 153, 69, 58);
 		self::$effects[Effect::FIRE_RESISTANCE] = new Effect(Effect::FIRE_RESISTANCE, "%potion.fireResistance", 228, 154, 58);
-		self::$effects[Effect::WATER_BREATHING] = new Effect(Effect::WATER_BREATHING, "waterBreathing", 46, 82, 153);
+		self::$effects[Effect::WATER_BREATHING] = new Effect(Effect::WATER_BREATHING, "%potion.waterBreathing", 46, 82, 153);
 		self::$effects[Effect::INVISIBILITY] = new Effect(Effect::INVISIBILITY, "%potion.invisibility", 127, 131, 146);
 		//Hunger
-		self::$effects[Effect::WEAKNESS] = new Effect(Effect::WEAKNESS, "%potion.weaknesss", 72, 77, 72 , true);
+		self::$effects[Effect::WEAKNESS] = new Effect(Effect::WEAKNESS, "%potion.weakness", 72, 77, 72 , true);
 		self::$effects[Effect::POISON] = new Effect(Effect::POISON, "%potion.poison", 78, 147, 49, true);
 		self::$effects[Effect::WITHER] = new Effect(Effect::WITHER, "%potion.wither", 53, 42, 39, true);
 		//Health Boost