diff --git a/Gemfile b/Gemfile
index 8934f4a..692e94b 100644
--- a/Gemfile
+++ b/Gemfile
@@ -2,7 +2,7 @@
 
 source "https://rubygems.org"
 
-gem "jekyll-theme-chirpy", "~> 6.2", ">= 6.2.3"
+gem "jekyll-theme-chirpy", "~> 6.3"
 
 group :test do
   gem "html-proofer", "~> 4.4"
diff --git a/_data/share.yml b/_data/share.yml
index feede74..d572e6d 100644
--- a/_data/share.yml
+++ b/_data/share.yml
@@ -23,3 +23,16 @@ platforms:
   # - type: Weibo
   #   icon: "fab fa-weibo"
   #   link: "http://service.weibo.com/share/share.php?title=TITLE&url=URL"
+  #
+  # - type: Mastodon
+  #   icon: "fa-brands fa-mastodon"
+  #   # See: https://github.com/justinribeiro/share-to-mastodon#properties
+  #   instances:
+  #     - label: mastodon.social
+  #       link: "https://mastodon.social/"
+  #     - label: mastodon.online
+  #       link: "https://mastodon.online/"
+  #     - label: fosstodon.org
+  #       link: "https://fosstodon.org/"
+  #     - label: photog.social
+  #       link: "https://photog.social/"
diff --git a/assets/lib b/assets/lib
index 6e3fa73..8285aed 160000
--- a/assets/lib
+++ b/assets/lib
@@ -1 +1 @@
-Subproject commit 6e3fa734685f099195b02da912ffa25c04913e41
+Subproject commit 8285aedc1e5bb1d48478efc5d0223aa2ddbf4c26