diff --git a/src/test/regress/expected/create_index.out b/src/test/regress/expected/create_index.out
index 3be20168f8c..b1fcada1be4 100644
--- a/src/test/regress/expected/create_index.out
+++ b/src/test/regress/expected/create_index.out
@@ -2468,18 +2468,18 @@ CREATE INDEX dupindexcols_i ON dupindexcols (f1, id, f1 text_pattern_ops);
 VACUUM ANALYZE dupindexcols;
 EXPLAIN (COSTS OFF)
   SELECT count(*) FROM dupindexcols
-    WHERE f1 > 'LX' and id < 1000 and f1 ~<~ 'YX';
+    WHERE f1 > 'MA' and id < 1000 and f1 ~<~ 'YX';
                                    QUERY PLAN                                    
 ---------------------------------------------------------------------------------
  Aggregate
    ->  Index Only Scan using dupindexcols_i on dupindexcols
-         Index Cond: ((f1 > 'LX'::text) AND (id < 1000) AND (f1 ~<~ 'YX'::text))
+         Index Cond: ((f1 > 'MA'::text) AND (id < 1000) AND (f1 ~<~ 'YX'::text))
 (3 rows)
 
 SELECT count(*) FROM dupindexcols
-  WHERE f1 > 'LX' and id < 1000 and f1 ~<~ 'YX';
+  WHERE f1 > 'MA' and id < 1000 and f1 ~<~ 'YX';
  count 
 -------
-   500
+   497
 (1 row)
 
diff --git a/src/test/regress/sql/create_index.sql b/src/test/regress/sql/create_index.sql
index 6d25ff9c46b..5e5fc22579b 100644
--- a/src/test/regress/sql/create_index.sql
+++ b/src/test/regress/sql/create_index.sql
@@ -816,6 +816,6 @@ VACUUM ANALYZE dupindexcols;
 
 EXPLAIN (COSTS OFF)
   SELECT count(*) FROM dupindexcols
-    WHERE f1 > 'LX' and id < 1000 and f1 ~<~ 'YX';
+    WHERE f1 > 'MA' and id < 1000 and f1 ~<~ 'YX';
 SELECT count(*) FROM dupindexcols
-  WHERE f1 > 'LX' and id < 1000 and f1 ~<~ 'YX';
+  WHERE f1 > 'MA' and id < 1000 and f1 ~<~ 'YX';