diff --git a/scripts/match_reprtranscript_expressionlevel.py b/scripts/match_reprtranscript_expressionlevel.py
index a4fc8dfde20e70ceeaf03de4aac3983fb6c39993..547df014f2001bd695659b1e5189e930d45476bc 100644
--- a/scripts/match_reprtranscript_expressionlevel.py
+++ b/scripts/match_reprtranscript_expressionlevel.py
@@ -5,7 +5,7 @@ import representative as repr
 import os
 
 
-def dict_reprTrans_to_df(dict_reprTrans: dict[str,str])-> pd.Dataframe:
+def dict_reprTrans_to_df(dict_reprTrans: dict[str,str])-> pd.DataFrame:
 
     """Convert a dictionary of genes and their representative transcript into a dataframe