diff --git a/docs/source/docs.md b/docs/source/docs.md
index 2d134bd..f0b7e34 100644
--- a/docs/source/docs.md
+++ b/docs/source/docs.md
@@ -200,7 +200,7 @@ ___
 
 Sets the data for the line.
 
-This should be given as a DataFrame, with the columns: `time | price`
+This should be given as a DataFrame, with the columns: `time | value`
 ___
 
 ### `update`