diff --git a/public/monochrome-icon.png b/public/monochrome-icon.png
new file mode 100644
index 0000000..49a48f1
Binary files /dev/null and b/public/monochrome-icon.png differ
diff --git a/vite.config.mts b/vite.config.mts
index 713177c..3bf76f5 100644
--- a/vite.config.mts
+++ b/vite.config.mts
@@ -40,6 +40,12 @@ export default defineConfig(({ command }) => {
               type: "image/png",
               purpose: "maskable",
             },
+            {
+              src: "monochrome-icon.png",
+              sizes: "512x512",
+              type: "image/png",
+              purpose: "monochrome",
+            },
           ],
         },
       }),