diff --git a/include/pgduckdb/pg/types.hpp b/include/pgduckdb/pg/types.hpp
index 17bc299..4a59c25 100644
--- a/include/pgduckdb/pg/types.hpp
+++ b/include/pgduckdb/pg/types.hpp
@@ -6,5 +6,5 @@ namespace pgduckdb::pg {
 bool IsArrayType(Oid type_oid);
 bool IsDomainType(Oid type_oid);
 bool IsArrayDomainType(Oid type_oid);
-Oid  GetBaseDuckColumnType(Oid attribute_typoid);
+Oid GetBaseDuckColumnType(Oid attribute_typoid);
 }