diff --git a/packages/plugin-vue/CHANGELOG.md b/packages/plugin-vue/CHANGELOG.md
index 12b971f4..db6d8985 100644
--- a/packages/plugin-vue/CHANGELOG.md
+++ b/packages/plugin-vue/CHANGELOG.md
@@ -1,3 +1,12 @@
+## [1.9.1](https://github.com/vitejs/vite/compare/plugin-vue@1.9.0...plugin-vue@1.9.1) (2021-09-23)
+
+
+### Features
+
+* **plugin-vue:** define __VUE_SSR__ flag ([49618c1](https://github.com/vitejs/vite/commit/49618c17f38ee54ea17b4b04d58eb5fbf3e532fe))
+
+
+
 # [1.9.0](https://github.com/vitejs/vite/compare/plugin-vue@1.8.1...plugin-vue@1.9.0) (2021-09-21)
 
 
diff --git a/packages/plugin-vue/package.json b/packages/plugin-vue/package.json
index c03a6ede..b1c7db79 100644
--- a/packages/plugin-vue/package.json
+++ b/packages/plugin-vue/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@vitejs/plugin-vue",
-  "version": "1.9.0",
+  "version": "1.9.1",
   "license": "MIT",
   "author": "Evan You",
   "files": [