diff --git a/static/lettermark_maskable.png b/static/lettermark_maskable.png
new file mode 100644
index 0000000..50462f3
Binary files /dev/null and b/static/lettermark_maskable.png differ
diff --git a/static/manifest.json b/static/manifest.json
index 5a44463..7f83167 100644
--- a/static/manifest.json
+++ b/static/manifest.json
@@ -16,6 +16,18 @@
 			"src": "lettermark.jpg",
 			"sizes": "512x512",
 			"type": "image/jpeg"
+		},
+		{
+			"src": "lettermark_maskable.png",
+			"sizes": "192x192",
+			"type": "image/png",
+			"purpose": "maskable"
+		},
+		{
+			"src": "lettermark_maskable.png",
+			"sizes": "512x512",
+			"type": "image/png",
+			"purpose": "maskable"
 		}
 	]
-}
+}
\ No newline at end of file