diff --git a/splink/missingness.py b/splink/missingness.py
index 22fb748daa..6c049f9777 100644
--- a/splink/missingness.py
+++ b/splink/missingness.py
@@ -7,7 +7,7 @@
 
 
 def missingness_chart(df: DataFrame):
-        """Produce bar chart of missingness in standardised nodes
+    """Produce bar chart of missingness in standardised nodes
     Args:
         df (DataFrame): Input Spark dataframe
     Returns: