diff --git a/README.md b/README.md
index d47fd50..81978c7 100644
--- a/README.md
+++ b/README.md
@@ -1,3 +1,5 @@
 # blivedm
 
 获取bilibili直播弹幕，使用websocket协议
+
+[协议解释](https://blog.csdn.net/xfgryujk/article/details/80306776)
diff --git a/requirements.txt b/requirements.txt
new file mode 100644
index 0000000..296ec3e
--- /dev/null
+++ b/requirements.txt
@@ -0,0 +1,2 @@
+requests==2.18.4
+websockets==4.0.1