diff --git a/src/test/regress/expected/issue_7891.out b/src/test/regress/expected/issue_7891.out
index cf10ea1c9c4..c89b37d4d78 100644
--- a/src/test/regress/expected/issue_7891.out
+++ b/src/test/regress/expected/issue_7891.out
@@ -83,10 +83,10 @@ SELECT 't6_pg after' AS label, * FROM t6_pg;
 
 
 -- The outer subquery iterates over rows from the reference table t2_ref
-UPDATE t6_pg 
+UPDATE t6_pg
    SET vkey = 43
- WHERE EXISTS ( 
-   SELECT (SELECT c22 FROM t4_pg) 
+ WHERE EXISTS (
+   SELECT (SELECT c22 FROM t4_pg)
    FROM t2_ref
 );
 ERROR:  relation "issue_7891.t6_pg" does not exist