diff --git a/node/npm.md b/node/npm.md
index 459a5b8..f7a8ffd 100644
--- a/node/npm.md
+++ b/node/npm.md
@@ -15,3 +15,10 @@ npm set registry https://
 # 删除源
 npm config rm registry
 ```
+
+### pnpm
+
+```bash
+# pnpm 清理缓存
+pnpm store prune
+```