diff --git a/src/bin/pg_basebackup/streamutil.c b/src/bin/pg_basebackup/streamutil.c
index 56d1b15951..da63a04de4 100644
--- a/src/bin/pg_basebackup/streamutil.c
+++ b/src/bin/pg_basebackup/streamutil.c
@@ -78,7 +78,7 @@ GetConnection(void)
 
 	/*
 	 * Merge the connection info inputs given in form of connection string,
-	 * options and default values (dbname=replication, replication=true, etc.)
+	 * options and default values (replication=true, etc.)
 	 */
 	i = 0;
 	if (connection_string)
@@ -96,14 +96,6 @@ GetConnection(void)
 		keywords = pg_malloc0((argcount + 1) * sizeof(*keywords));
 		values = pg_malloc0((argcount + 1) * sizeof(*values));
 
-		/*
-		 * Set dbname here already, so it can be overridden by a dbname in the
-		 * connection string.
-		 */
-		keywords[i] = "dbname";
-		values[i] = "replication";
-		i++;
-
 		for (conn_opt = conn_opts; conn_opt->keyword != NULL; conn_opt++)
 		{
 			if (conn_opt->val != NULL && conn_opt->val[0] != '\0')