diff --git a/packages/taro-h5/src/api/utils/index.js b/packages/taro-h5/src/api/utils/index.js
index b3fe8827ef60..43e135bf3429 100644
--- a/packages/taro-h5/src/api/utils/index.js
+++ b/packages/taro-h5/src/api/utils/index.js
@@ -60,7 +60,11 @@ function serializeParams (params) {
     return ''
   }
   return Object.keys(params)
-    .map(key => (`${encodeURIComponent(key)}=${encodeURIComponent(params[key])}`)).join('&')
+    .map(key => (
+      `${encodeURIComponent(key)}=${typeof (params[key]) ==="object" ?
+        encodeURIComponent(JSON.stringify(params[key])):
+        encodeURIComponent(params[key])}`))
+    .join('&')
 }
 
 function temporarilyNotSupport (apiName) {