diff --git a/rainfall_conversion.py b/rainfall_conversion.py
index 6df1e74c6478a3ae2283b1b1c0f79987c807700a..5dcc6bc2ec12b33a4ee9804af38772fcd4401428 100644
--- a/rainfall_conversion.py
+++ b/rainfall_conversion.py
@@ -1,3 +1,5 @@
 def inches_to_mm(inches):
 	mm = inches * 25.4
 	 return mm 
+
+#TODO add function inches to metres