diff --git a/pipeline/transform/join_epc_pp.py b/pipeline/transform/join_epc_pp.py
index 7c73e96..1711952 100644
--- a/pipeline/transform/join_epc_pp.py
+++ b/pipeline/transform/join_epc_pp.py
@@ -62,7 +62,7 @@ def main():
             pl.col("property_type")
             .alias("pp_property_type")
             .replace(property_type_map),
-            "postcode",
+            pl.col("postcode").str.strip_chars(),
             "paon",
             "saon",
             "street",