diff --git a/config.yaml b/config.yaml
index c14d277..5b08472 100644
--- a/config.yaml
+++ b/config.yaml
@@ -32,9 +32,9 @@ params:
   # these are for the OpenGraph/Twitter embeds in Hugo
   description: My personal website
 
-  # these are for favicons in bobatheme (unset by default)
-  faviconICO: favicon.ico
-  faviconPNG: favicon.png
+  # these are for favicons in bobatheme (disabled by default)
+  faviconSVG: favicon.svg
+  appleTouchPNG: apple-touch-icon.png
 
   # show reading time (enabled by default)
   readingtime: true
@@ -46,6 +46,14 @@ params:
   # display a "Latest Posts" section on the homepage below its content
   homepageLatestPosts: true
 
+  # social media share icons
+  shareButtons:
+    twitter: true
+    facebook: true
+    linkedin: true
+    reddit: true
+    telegram: true
+
   footer: >-
     See the [anonymous and privacy-friendly
     analytics](https://plausible.bbaovanc.com/bbaovanc.com) for this site,
diff --git a/static/apple-touch-icon-192x192.png b/static/apple-touch-icon-192x192.png
deleted file mode 100644
index 94f5201..0000000
Binary files a/static/apple-touch-icon-192x192.png and /dev/null differ
diff --git a/static/apple-touch-icon.png b/static/apple-touch-icon.png
new file mode 100644
index 0000000..ffeb759
Binary files /dev/null and b/static/apple-touch-icon.png differ
diff --git a/static/favicon.png b/static/favicon.png
deleted file mode 100644
index 3e35c4c..0000000
Binary files a/static/favicon.png and /dev/null differ
diff --git a/themes/bobatheme b/themes/bobatheme
index d41f3fa..a172b1e 160000
--- a/themes/bobatheme
+++ b/themes/bobatheme
@@ -1 +1 @@
-Subproject commit d41f3facd7653f3e5a3d242e8ee5ce84a59c5580
+Subproject commit a172b1ea212b8f0416125fcb57d095449342120f