diff --git a/public/manifest.json b/public/manifest.json
index 5a41dd1..a7cc719 100644
--- a/public/manifest.json
+++ b/public/manifest.json
@@ -7,6 +7,11 @@
   "theme_color": "#fefefe",
   "description": "A to-do app in plain HTML, CSS and JavaScript",
   "icons": [
+    {
+      "src": "images/icon512x512.png",
+      "sizes": "512x512",
+      "type": "image/png"
+    },
     {
       "src": "images/icon.svg",
       "sizes": "any",