diff --git a/packages/gatsby-plugin-manifest/src/gatsby-ssr.js b/packages/gatsby-plugin-manifest/src/gatsby-ssr.js
index 797a94baa5069..11e0d81c1419b 100644
--- a/packages/gatsby-plugin-manifest/src/gatsby-ssr.js
+++ b/packages/gatsby-plugin-manifest/src/gatsby-ssr.js
@@ -6,7 +6,7 @@ exports.onRenderBody = ({ setHeadComponents }, pluginOptions) => {
     <link
       key={`gatsby-plugin-manifest-link`}
       rel="manifest"
-      href={withPrefix(`manifest.json`)}
+      href={withPrefix(`manifest.webmanifest`)}
     />,
     <meta
       key={`gatsby-plugin-manifest-meta`}