diff --git a/Gemfile b/Gemfile
index 4dfcf5d9..6f99026c 100644
--- a/Gemfile
+++ b/Gemfile
@@ -80,6 +80,7 @@ gem 'stackprof'
 group :themes do
   gem 'editorial-autogestiva-jekyll-theme', require: false
   gem 'minima', require: false
+  gem 'share-to-fediverse-jekyll-theme', require: false
   gem 'sutty-donaciones-jekyll-theme', require: false
   gem 'sutty-jekyll-theme', require: false
 end
diff --git a/Gemfile.lock b/Gemfile.lock
index 7d380176..09de7276 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -406,6 +406,14 @@ GEM
       childprocess (>= 0.5, < 4.0)
       rubyzip (>= 1.2.2)
     semantic_range (2.3.0)
+    share-to-fediverse-jekyll-theme (0.1.1)
+      jekyll (~> 4.0)
+      jekyll-data (~> 1.1)
+      jekyll-feed (~> 0.9)
+      jekyll-images (~> 0.2)
+      jekyll-include-cache (~> 0)
+      jekyll-relative-urls (~> 0.0)
+      jekyll-seo-tag (~> 2.1)
     simpleidn (0.1.1)
       unf (~> 0.1.4)
     spring (2.1.0)
@@ -538,6 +546,7 @@ DEPENDENCIES
   rugged
   sassc-rails
   selenium-webdriver
+  share-to-fediverse-jekyll-theme
   spring
   spring-watcher-listen (~> 2.0.0)
   sqlite3