diff --git a/pdf_oralia/extract_locataire.py b/pdf_oralia/extract_locataire.py
index b77987b..d47f27f 100644
--- a/pdf_oralia/extract_locataire.py
+++ b/pdf_oralia/extract_locataire.py
@@ -7,7 +7,7 @@ def parse_above_loc(content):
     row = {}
     app, loc, *_ = content.split("\n")
     app_ = app.split(" ")
-    row["lot"] = app_[1]
+    row["lot"] = f"{int(app_[1]):02d}"
     row["type"] = " ".join(app_[2:])
     row["locataire"] = loc
     return pd.Series(row)
diff --git a/pdf_oralia/scripts.py b/pdf_oralia/scripts.py
index 6e6ba02..54bb58c 100644
--- a/pdf_oralia/scripts.py
+++ b/pdf_oralia/scripts.py
@@ -73,7 +73,9 @@ def join(src, dest):
     }
     for file in p.glob("*.xlsx"):
         year, month, immeuble, table = file.stem.split("_")
-        df = pd.read_excel(file).assign(annee=year, mois=month, immeuble=immeuble[:3])
+        df = pd.read_excel(file, dtype={"lot": str}).assign(
+            annee=year, mois=month, immeuble=immeuble[:3]
+        )
         dfs[table].append(df)
     for tablename, datas in dfs.items():
         df = pd.concat(datas)