diff --git a/src/main/java/ru/dbotthepony/mc/otm/capability/IMatteryEnergyStorage.java b/src/main/java/ru/dbotthepony/mc/otm/capability/IMatteryEnergyStorage.java
index f77f4736c..bb1e66f94 100644
--- a/src/main/java/ru/dbotthepony/mc/otm/capability/IMatteryEnergyStorage.java
+++ b/src/main/java/ru/dbotthepony/mc/otm/capability/IMatteryEnergyStorage.java
@@ -42,19 +42,19 @@ public interface IMatteryEnergyStorage extends IEnergyStorage {
 	}
 
 	default Fraction extractEnergyInner(long howMuch, boolean simulate) {
-		return receiveEnergyOuter(new Fraction(howMuch), simulate);
+		return extractEnergyInner(new Fraction(howMuch), simulate);
 	}
 
 	default Fraction extractEnergyInner(int howMuch, boolean simulate) {
-		return receiveEnergyOuter(new Fraction(howMuch), simulate);
+		return extractEnergyInner(new Fraction(howMuch), simulate);
 	}
 
 	default Fraction receiveEnergyInner(long howMuch, boolean simulate) {
-		return receiveEnergyOuter(new Fraction(howMuch), simulate);
+		return receiveEnergyInner(new Fraction(howMuch), simulate);
 	}
 
 	default Fraction receiveEnergyInner(int howMuch, boolean simulate) {
-		return receiveEnergyOuter(new Fraction(howMuch), simulate);
+		return receiveEnergyInner(new Fraction(howMuch), simulate);
 	}
 
 	Fraction getBatteryLevel();