diff --git a/zhiyin-app/scripts/upload-mp.js b/zhiyin-app/scripts/upload-mp.js
index 81f5bc1..854002f 100644
--- a/zhiyin-app/scripts/upload-mp.js
+++ b/zhiyin-app/scripts/upload-mp.js
@@ -15,11 +15,18 @@ async function main() {
     ignores: ['node_modules/**/*'],
   })
 
-  // Get version from git tag or use timestamp
+  // Bump patch version from git tag: v1.0.16 → 1.0.17
   let version = '1.0.3'
   try {
     const gitTag = execSync('git describe --tags --abbrev=0 2>/dev/null || echo ""', { encoding: 'utf8' }).trim()
-    if (gitTag) version = gitTag.replace(/^v/, '')
+    if (gitTag) {
+      const base = gitTag.replace(/^v/, '')
+      const parts = base.split('.')
+      if (parts.length >= 1) {
+        parts[parts.length - 1] = String(Number(parts[parts.length - 1]) + 1)
+      }
+      version = parts.join('.')
+    }
   } catch {}
 
   const now = new Date()