diff --git a/lib/module.js b/lib/module.js
index 5f5fb3d..cd2841a 100755
--- a/lib/module.js
+++ b/lib/module.js
@@ -68,6 +68,10 @@ function httpModule (_moduleOptions) {
     options.retry = 2
   } else if (!options.retry) {
     options.retry = 0
+  } else if (!isNaN(options.retry)) {
+    options.retry = parseInt(options.retry)
+  } else if (typeof options.retry === 'object') {
+    options.retry = JSON.stringify(options.retry)
   }
 
   // Convert http:// to https:// if https option is on
diff --git a/lib/plugin.js b/lib/plugin.js
index 331412b..3b61f37 100644
--- a/lib/plugin.js
+++ b/lib/plugin.js
@@ -98,7 +98,7 @@ export default (ctx, inject) => {
 
   // Defaults
   const defaults = {
-    retry: <%= parseInt(options.retry) %>,
+    retry: <%= options.retry %>,
     timeout: process.server ? <%= options.serverTimeout %> : <%= options.clientTimeout %>,
     prefixUrl,
     headers: {}