diff --git a/docs/source/FAQ.rst b/docs/source/FAQ.rst
index e3e62f9..b39a162 100644
--- a/docs/source/FAQ.rst
+++ b/docs/source/FAQ.rst
@@ -16,5 +16,12 @@ View的宽度有两种，``width``, ``real_width``
 具体参照 https://github.com/gojuukaze/terminal_layout/blob/master/demo/demo6(get_width).py
 
 
+屏幕闪烁
+--------------------------------
+
+输出的文本太大会出现界面闪烁的情况，这时要调大sys.stdout的缓冲区。具体情况见： https://github.com/gojuukaze/terminal_layout/issues/3
+
+可通过 ``ctl.set_buffer_size()`` 函数调大缓冲区。（建议在draw之前调用）
+
 
 
diff --git a/setup.py b/setup.py
index 223a274..c8d6d02 100644
--- a/setup.py
+++ b/setup.py
@@ -6,7 +6,7 @@
 
 setup(
     name="terminal_layout",
-    version="2.0.0",
+    version="2.0.1",
     description="The project help you to quickly build layouts in terminal (命令行ui布局工具)",
     long_description=open("README.rst").read(),
 
diff --git a/terminal_layout/ctl.py b/terminal_layout/ctl.py
index b85edf2..bcd7d1d 100644
--- a/terminal_layout/ctl.py
+++ b/terminal_layout/ctl.py
@@ -33,6 +33,15 @@ def __init__(self, layout=None):
         )
         self.refresh_thread.daemon = True
 
+    def set_buffer_size(self, size):
+        """
+        当输出的文本太大会出现界面闪烁的情况，这时要调大sys.stdout的缓冲区
+        （见 https://github.com/gojuukaze/terminal_layout/issues/3 ）
+        建议在draw之前调用
+        """
+        self.buffering = size
+        sys.stdout = os.fdopen(sys.stdout.fileno(), 'w', self.buffering, encoding='utf-8')
+
     def is_stop(self):
         return self._stop_flag