diff --git a/src/test/regress/expected/merge.out b/src/test/regress/expected/merge.out
index c236f155c08..521d70a8919 100644
--- a/src/test/regress/expected/merge.out
+++ b/src/test/regress/expected/merge.out
@@ -2711,7 +2711,6 @@ SELECT * FROM tgt;
 (0 rows)
 
 DROP TABLE src, tgt;
- 
 --
 -- test for bug #18634 (wrong varnullingrels error)
 --
diff --git a/src/test/regress/sql/merge.sql b/src/test/regress/sql/merge.sql
index ce9981d70b1..5ddcca84f82 100644
--- a/src/test/regress/sql/merge.sql
+++ b/src/test/regress/sql/merge.sql
@@ -1727,7 +1727,7 @@ MERGE INTO tgt USING src ON tgt.a IS NOT DISTINCT FROM src.a
 SELECT * FROM tgt;
 
 DROP TABLE src, tgt;
- 
+
 --
 -- test for bug #18634 (wrong varnullingrels error)
 --