diff --git a/src/backend/regex/regc_lex.c b/src/backend/regex/regc_lex.c
index ca2bce4831..1666453164 100644
--- a/src/backend/regex/regc_lex.c
+++ b/src/backend/regex/regc_lex.c
@@ -389,7 +389,7 @@ next(struct vars *v)
 					{
 						v->now++;
 						INTOCON(L_BRE);
-						RET('}');
+						RETV('}', 1);
 					}
 					else
 						FAILW(REG_BADBR);
diff --git a/src/test/modules/test_regex/expected/test_regex.out b/src/test/modules/test_regex/expected/test_regex.out
index f01ca071d9..21282789c2 100644
--- a/src/test/modules/test_regex/expected/test_regex.out
+++ b/src/test/modules/test_regex/expected/test_regex.out
@@ -614,7 +614,7 @@ ERROR:  invalid regular expression: quantifier operand invalid
 -- expectError	7.15 -		a*+	BADRPT
 select * from test_regex('a*+', '', '-');
 ERROR:  invalid regular expression: quantifier operand invalid
--- test for ancient brenext() bug; not currently in Tcl
+-- tests for ancient brenext() bugs; not currently in Tcl
 select * from test_regex('.*b', 'aaabbb', 'b');
  test_regex 
 ------------
@@ -622,6 +622,13 @@ select * from test_regex('.*b', 'aaabbb', 'b');
  {aaabbb}
 (2 rows)
 
+select * from test_regex('.\{1,10\}', 'abcdef', 'bQ');
+   test_regex    
+-----------------
+ {0,REG_UBOUNDS}
+ {abcdef}
+(2 rows)
+
 -- doing 8 "braces"
 -- expectMatch	8.1  NQ		"a{0,1}"	""	""
 select * from test_regex('a{0,1}', '', 'NQ');
diff --git a/src/test/modules/test_regex/sql/test_regex.sql b/src/test/modules/test_regex/sql/test_regex.sql
index ae7d6b43e4..31e947ee9c 100644
--- a/src/test/modules/test_regex/sql/test_regex.sql
+++ b/src/test/modules/test_regex/sql/test_regex.sql
@@ -214,8 +214,9 @@ select * from test_regex('a?*', '', '-');
 select * from test_regex('a+*', '', '-');
 -- expectError	7.15 -		a*+	BADRPT
 select * from test_regex('a*+', '', '-');
--- test for ancient brenext() bug; not currently in Tcl
+-- tests for ancient brenext() bugs; not currently in Tcl
 select * from test_regex('.*b', 'aaabbb', 'b');
+select * from test_regex('.\{1,10\}', 'abcdef', 'bQ');
 
 -- doing 8 "braces"