diff --git a/django/db/backends/mysql/compiler.py b/django/db/backends/mysql/compiler.py
index 50a085212bf12..4e033e3d931e0 100644
--- a/django/db/backends/mysql/compiler.py
+++ b/django/db/backends/mysql/compiler.py
@@ -17,8 +17,7 @@ def resolve_columns(self, row, fields=()):
             values.append(value)
         return row[:index_extra_select] + tuple(values)
 
-    def as_subquery_condition(self, alias, columns):
-        qn = self.quote_name_unless_alias
+    def as_subquery_condition(self, alias, columns, qn):
         qn2 = self.connection.ops.quote_name
         sql, params = self.as_sql()
         return '(%s) IN (%s)' % (', '.join(['%s.%s' % (qn(alias), qn2(column)) for column in columns]), sql), params