diff --git a/2019/12/webpack.md b/2019/12/webpack.md
index 876abf0..6c94490 100644
--- a/2019/12/webpack.md
+++ b/2019/12/webpack.md
@@ -91,3 +91,5 @@ module.exports = {
 
 
 ### webpack热更新
+
+1.安装 
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