diff --git a/docs/assets/favicon.svg b/docs/assets/favicon.svg
new file mode 100644
index 0000000..e0e24c4
--- /dev/null
+++ b/docs/assets/favicon.svg
@@ -0,0 +1,4 @@
+<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 64 64" role="img" aria-label="hezian.top favicon">
+  <rect width="64" height="64" rx="14" fill="#111827"/>
+  <path d="M18 16h8v14h12V16h8v32h-8V37H26v11h-8V16z" fill="#ffffff"/>
+</svg>
diff --git a/mkdocs.yml b/mkdocs.yml
index ebb5664..8d3147e 100644
--- a/mkdocs.yml
+++ b/mkdocs.yml
@@ -8,7 +8,7 @@ theme:
   name: material
   language: zh
   logo: null
-  favicon: null
+  favicon: assets/favicon.svg
   palette:
     - scheme: default
       primary: white