diff --git a/Cannon.gd b/Cannon.gd
index 56a55e5..e392237 100644
--- a/Cannon.gd
+++ b/Cannon.gd
@@ -17,7 +17,7 @@ func interact():
 		#TODO: RELOADING
 		if currentStashValue < maxStashValue:
 			currentState = STATE.RELOADING
-			++currentStashValue
+			currentStashValue += 1
 		return
 		
 	return
@@ -25,7 +25,7 @@ func interact():
 func _on_signal_shooting():
 	if currentStashValue >= 1 and currentState == STATE.INACTIVE:
 		currentState = STATE.SHOOTING
-		--currentStashValue
+		currentStashValue -= 1
 		#TODO: SHOOTING
 		currentState = STATE.INACTIVE
 	return
diff --git a/Engine.gd b/Engine.gd
index 760d79e..58ac3e6 100644
--- a/Engine.gd
+++ b/Engine.gd
@@ -17,7 +17,6 @@ func interact():
 			currentStashValue += 10 
 			if currentStashValue > maxStashValue:
 				currentStashValue = maxStashValue
-				
 		return
 	#TODO: Repair Train
 	currentState = STATE.RUNNING
diff --git a/Storage.gd b/Storage.gd
index 840cc53..bf5142d 100644
--- a/Storage.gd
+++ b/Storage.gd
@@ -14,10 +14,10 @@ func _ready():
 	currentStashValue = 0
 func interact():
 	if currentStashValue >= 1:
-		--currentStashValue
+		currentStashValue -= 1
 	return
 func _on_signal_storing():
 	if currentStashValue < maxStashValue:
-			++currentStashValue
+			currentStashValue += 1
 	return