diff --git a/CHANGELOG.md b/CHANGELOG.md
index 6fb044ae..c4d3f9cf 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,6 +1,6 @@
 # Changelog
 
-## snapshot-2026-04-27-calendar-local-time - 2026-04-27
+## 1.5.5 - 2026-04-27
 
 - 城市决策卡新增 AI 机场报文解读缓存说明：页面内存缓存保留 loading / 流式片段 / 最终结果，`localStorage` 保存最终成功 payload，后端 AI 缓存不再因 `local_time` 变化失效
 - 城市决策卡兜底文案明确为“AI 机场报文解读正常”，不再使用“AI 增强可后补 / 不阻塞”这类容易被误解为 AI 未解读的表述
diff --git a/VERSION b/VERSION
index 94fe62c2..9075be49 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-1.5.4
+1.5.5
diff --git a/frontend/package-lock.json b/frontend/package-lock.json
index 2de2fa35..e794bd53 100644
--- a/frontend/package-lock.json
+++ b/frontend/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "polyweather-frontend",
-  "version": "1.5.4",
+  "version": "1.5.5",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "polyweather-frontend",
-      "version": "1.5.4",
+      "version": "1.5.5",
       "dependencies": {
         "@radix-ui/react-slot": "^1.1.2",
         "@supabase/ssr": "^0.5.2",
diff --git a/frontend/package.json b/frontend/package.json
index 93f07402..b58b218b 100644
--- a/frontend/package.json
+++ b/frontend/package.json
@@ -1,6 +1,6 @@
 {
   "name": "polyweather-frontend",
-  "version": "1.5.4",
+  "version": "1.5.5",
   "private": true,
   "scripts": {
     "dev": "node scripts/sync-next-server-chunks.mjs --clean-root && next dev",