diff --git a/scenes/world/world.gd b/scenes/world/world.gd
index 0a8c567..c93183b 100644
--- a/scenes/world/world.gd
+++ b/scenes/world/world.gd
@@ -29,14 +29,13 @@ func _create_dropped_block(id: String, block_position: Vector3) -> void:
 
 func _create_test_blocks() -> void:
 	var test_blocks: Array = ["001", "002", "003", "004"]
-	for index in range(0, test_blocks.size()):
+	for index: int in range(0, test_blocks.size()):
 		_create_block("00" + str(index + 1), Vector3(index, 1, -3))
 		_create_block("00" + str(index + 1), Vector3(index, 2, -4))
 		_create_block("00" + str(index + 1), Vector3(index, 3, -5))
 		_create_dropped_block("00" + str(index + 1), Vector3(index, 2, -3))
 
 
-
 func _initialize_ground() -> void:
 	for x: int in range(-10, 11):
 		for z: int in range(-10, 11):