diff --git a/executor/point_get_test.go b/executor/point_get_test.go
index cb408ea7bafaa..3a8f8754f702f 100644
--- a/executor/point_get_test.go
+++ b/executor/point_get_test.go
@@ -642,6 +642,8 @@ func (s *testPointGetSuite) TestPointGetReadLock(c *C) {
 	c.Assert(ok, IsFalse)
 
 	tk.MustExec("unlock tables")
+	// Force reload schema to ensure the cache is released.
+	c.Assert(s.dom.Reload(), IsNil)
 	tk.MustExec("lock tables point read")
 
 	rows = tk.MustQuery("explain analyze select * from point where id = 1").Rows()