From b72d5fbf42f530eb439d5e8804a9fb270a035f53 Mon Sep 17 00:00:00 2001
From: Jun-te Kim <juntekim@googlemail.com>
Date: Tue, 12 May 2026 09:43:40 +0000
Subject: [PATCH] fix nitpick

---
 backend/address2UPRN/main.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/backend/address2UPRN/main.py b/backend/address2UPRN/main.py
index 6b684cef..e49088f4 100644
--- a/backend/address2UPRN/main.py
+++ b/backend/address2UPRN/main.py
@@ -61,7 +61,7 @@ def get_uprn_from_historic_epc(
         return None
 
     uprn: Optional[str] = result.unambiguous_uprn()
-    if not uprn or uprn in ("", "nan"):
+    if not uprn or uprn == "nan":
         return None
 
     top = result.top()