diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index 468bbc6cdad..4059cf13450 100644
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,3 +1,8 @@
+2020-09-15  Tom Tromey  <tromey@adacore.com>
+
+	* python/python.c (gdbpy_parameter_value): Use
+	gdb_py_object_from_ulongest.
+
 2020-09-15  Tom Tromey  <tromey@adacore.com>
 
 	* python/py-infevents.c (create_register_changed_event_object):
diff --git a/gdb/python/python.c b/gdb/python/python.c
index 9cc8af63338..878602712d8 100644
--- a/gdb/python/python.c
+++ b/gdb/python/python.c
@@ -504,13 +504,13 @@ gdbpy_parameter_value (enum var_types type, void *var)
 
 	if (val == UINT_MAX)
 	  Py_RETURN_NONE;
-	return PyLong_FromUnsignedLong (val);
+	return gdb_py_object_from_ulongest (val).release ();
       }
 
     case var_zuinteger:
       {
 	unsigned int val = * (unsigned int *) var;
-	return PyLong_FromUnsignedLong (val);
+	return gdb_py_object_from_ulongest (val).release ();
       }
     }