diff --git a/layouts/partials/sidebar.html b/layouts/partials/sidebar.html
index 777c79d..f2da3a5 100644
--- a/layouts/partials/sidebar.html
+++ b/layouts/partials/sidebar.html
@@ -4,7 +4,7 @@
     <header>
         {{ with .Site.Params.avatar }}
             {{ $avatar := resources.Get . }}
-            {{ $avatar := $avatar.Resize "200x webp" }}
+            {{ $avatar := $avatar.Resize "64x webp" }}
             <img id="avatar" alt="{{ $.Site.Params.displayName }}" src="{{ $avatar.RelPermalink }}" />
         {{ end }}
     </header>