diff --git a/src/heavylight/heavytables.py b/src/heavylight/heavytables.py
index 22f5c36..f3f493d 100644
--- a/src/heavylight/heavytables.py
+++ b/src/heavylight/heavytables.py
@@ -129,9 +129,9 @@ def __init__(self, df:pd.DataFrame, rectify=False, safe=True):
         """Initialise a table from a dataframe.
         
         parameters:
-          `df`: the pandas dataframe used to initialise the table
-          `rectify`: force table to be rectangular (default False)
-          `safe`: validates that integers are between bounds (default True)
+          df: the pandas dataframe used to initialise the table
+          rectify: force table to be rectangular (default False)
+          safe: validates that integers are between bounds (default True)
 
         Tables should be in long format:
          - the final column containing the values to look up