diff --git a/src/pl/plpgsql/src/expected/plpgsql_call.out b/src/pl/plpgsql/src/expected/plpgsql_call.out
index a3592d7b82..547ca22a55 100644
--- a/src/pl/plpgsql/src/expected/plpgsql_call.out
+++ b/src/pl/plpgsql/src/expected/plpgsql_call.out
@@ -233,12 +233,22 @@ BEGIN
   _a := 10; _b := 30; _c := 50;
   CALL test_proc8c(_a, b => _b);
   RAISE NOTICE '_a: %, _b: %, _c: %', _a, _b, _c;
+  _a := 10; _b := 30; _c := 50;
+  CALL test_proc8c(_a, _b, _c);
+  RAISE NOTICE '_a: %, _b: %, _c: %', _a, _b, _c;
+  _a := 10; _b := 30; _c := 50;
+  CALL test_proc8c(c => _c, b => _b, a => _a);
+  RAISE NOTICE '_a: %, _b: %, _c: %', _a, _b, _c;
 END
 $$;
 NOTICE:  a: 10, b: 30, c: 11
 NOTICE:  _a: 100, _b: 40, _c: 50
 NOTICE:  a: 10, b: 30, c: 11
 NOTICE:  _a: 100, _b: 40, _c: 50
+NOTICE:  a: 10, b: 30, c: 50
+NOTICE:  _a: 100, _b: 40, _c: -500
+NOTICE:  a: 10, b: 30, c: 50
+NOTICE:  _a: 100, _b: 40, _c: -500
 -- transition variable assignment
 TRUNCATE test1;
 CREATE FUNCTION triggerfunc1() RETURNS trigger
diff --git a/src/pl/plpgsql/src/sql/plpgsql_call.sql b/src/pl/plpgsql/src/sql/plpgsql_call.sql
index a0b7bcb6e7..29e85803e7 100644
--- a/src/pl/plpgsql/src/sql/plpgsql_call.sql
+++ b/src/pl/plpgsql/src/sql/plpgsql_call.sql
@@ -212,6 +212,12 @@ BEGIN
   _a := 10; _b := 30; _c := 50;
   CALL test_proc8c(_a, b => _b);
   RAISE NOTICE '_a: %, _b: %, _c: %', _a, _b, _c;
+  _a := 10; _b := 30; _c := 50;
+  CALL test_proc8c(_a, _b, _c);
+  RAISE NOTICE '_a: %, _b: %, _c: %', _a, _b, _c;
+  _a := 10; _b := 30; _c := 50;
+  CALL test_proc8c(c => _c, b => _b, a => _a);
+  RAISE NOTICE '_a: %, _b: %, _c: %', _a, _b, _c;
 END
 $$;