diff --git a/utils/utils.py b/utils/utils.py
index 5317770..a95a151 100644
--- a/utils/utils.py
+++ b/utils/utils.py
@@ -1,8 +1,8 @@
 
 def make_key(df):
     """
-    encode the column names into the key,
-    this triggers a hard reload (like F5) when the columns change
+    encode the dataframe's column names into a key,
+    this triggers a hard reload (like F5) of the AgGrid if the columns change
     """
     return "stand:" + "+".join(str(col) for col in df.columns)