diff --git a/src/assets/favicon.ico b/src/assets/favicon.ico
new file mode 100644
index 0000000..1da021c
Binary files /dev/null and b/src/assets/favicon.ico differ
diff --git a/src/assets/icon.svg b/src/assets/icon.svg
new file mode 100644
index 0000000..99f4ac8
--- /dev/null
+++ b/src/assets/icon.svg
@@ -0,0 +1,11 @@
+<svg
+  version="1.1"
+  width="128" height="128"
+  xmlns="http://www.w3.org/2000/svg">
+
+  <rect width="100%" height="100%" fill="#fff"/>
+
+  <rect x="16" y="32" width="32" height="72" fill="#000"/>
+  <rect x="56" y="24" width="24" height="56" fill="#000"/>
+  <rect x="88" y="24" width="24" height="56" fill="#000"/>
+</svg>
diff --git a/src/partials/head-common.ejs b/src/partials/head-common.ejs
index 5ab008f..36bfa49 100644
--- a/src/partials/head-common.ejs
+++ b/src/partials/head-common.ejs
@@ -2,3 +2,5 @@
 <meta
   name="viewport"
   content="width=device-width, initial-scale=1.0">
+<link rel="icon" href="/favicon.ico" sizes="any"><!-- 32×32 -->
+<link rel="icon" href="/icon.svg" type="image/svg+xml">