diff --git a/src/bin/pg_basebackup/streamutil.c b/src/bin/pg_basebackup/streamutil.c
index 42e0cb10821..7b60a070765 100644
--- a/src/bin/pg_basebackup/streamutil.c
+++ b/src/bin/pg_basebackup/streamutil.c
@@ -212,7 +212,7 @@ GetConnection(void)
 	 * 10, so the search path cannot be changed (by us or attackers) on
 	 * earlier versions.
 	 */
-	if (dbname != NULL && PQserverVersion(conn) >= 100000)
+	if (dbname != NULL && PQserverVersion(tmpconn) >= 100000)
 	{
 		PGresult   *res;