diff --git a/gatsby-config.js b/gatsby-config.js
index 8df88ad..697f8f3 100644
--- a/gatsby-config.js
+++ b/gatsby-config.js
@@ -6,5 +6,14 @@
 
 module.exports = {
   /* Your site config here */
-  plugins: ['gatsby-ipfs-web-wallet', 'bch-wallet-plugin-postoffice']
+  plugins: [
+    'gatsby-ipfs-web-wallet',
+    'bch-wallet-plugin-postoffice',
+    {
+      resolve: 'gatsby-plugin-compile-es6-packages',
+      options: {
+        modules: ['bch-wallet-plugin-postoffice']
+      }
+    }
+  ]
 }
diff --git a/package.json b/package.json
index 9214ed9..d43dd75 100644
--- a/package.json
+++ b/package.json
@@ -19,9 +19,10 @@
     "test": "npm run lint"
   },
   "dependencies": {
-    "bch-wallet-plugin-postoffice": "^1.0.0",
+    "bch-wallet-plugin-postoffice": "^1.0.7",
     "gatsby": "^2.23.7",
-    "gatsby-ipfs-web-wallet": "^1.5.1"
+    "gatsby-ipfs-web-wallet": "^1.5.1",
+    "gatsby-plugin-compile-es6-packages": "^2.1.0"
   },
   "repository": {
     "type": "git",