diff --git a/conversions/volume_conversions.py b/conversions/volume_conversions.py
index 34799705b119..44d29009120c 100644
--- a/conversions/volume_conversions.py
+++ b/conversions/volume_conversions.py
@@ -52,7 +52,7 @@ def volume_conversion(value: float, from_type: str, to_type: str) -> float:
     0.000236588
     >>> volume_conversion(4, "wrongUnit", "litre")
     Traceback (most recent call last):
-    ...
+        ...
     ValueError: Invalid 'from_type' value: 'wrongUnit'  Supported values are:
     cubicmeter, litre, kilolitre, gallon, cubicyard, cubicfoot, cup
     """