diff --git a/explorer/all.py b/explorer/all.py
index bd0af78..b9d27e8 100644
--- a/explorer/all.py
+++ b/explorer/all.py
@@ -680,8 +680,8 @@ def get_merged_ms_df():
 # Here, I change the datatype to boolean for all the multiple choice answers
 for col in df:
     if col.startswith("foi5"):
-        df[col] = df[col].replace(np.nan, "False")
-        df[col] = df[col].replace("Y", "True")
+        df[col] = df[col].replace(np.nan, False)
+        df[col] = df[col].replace("Y", True)
         df[col] = df[col].astype("bool")
 
 ###################################################################################