diff --git a/gatsby-config.js b/gatsby-config.js
index a5f902c..14e7fb4 100644
--- a/gatsby-config.js
+++ b/gatsby-config.js
@@ -17,5 +17,9 @@ module.exports = {
     // },
     // require.resolve('/home/trout/work/psf/gatsby-plugin-bch-sweep')
     'gatsby-plugin-bch-sweep'
-  ]
+  ],
+  // https://www.gatsbyjs.com/docs/reference/release-notes/v2.28/#feature-flags-in-gatsby-configjs
+  flags: {
+    DEV_SSR: false
+  }
 }