diff --git a/Gemfile b/Gemfile
index b165e06..ed2cfa6 100644
--- a/Gemfile
+++ b/Gemfile
@@ -25,7 +25,7 @@ gem 'jbuilder', '~> 2.5'
 # Use Redis adapter to run Action Cable in production
 # gem 'redis', '~> 4.0'
 # Use ActiveModel has_secure_password
-gem 'bcrypt', '~> 3.1.7'
+gem 'bcrypt', '~> 3.1.22'
 
 # User slim for views
 gem 'slim-rails'
diff --git a/Gemfile.lock b/Gemfile.lock
index fe7b46a..c53d8c0 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -75,7 +75,7 @@ GEM
       zeitwerk (~> 2.3)
     addressable (2.8.1)
       public_suffix (>= 2.0.2, < 6.0)
-    bcrypt (3.1.16)
+    bcrypt (3.1.22)
     bindex (0.8.1)
     bootsnap (1.7.3)
       msgpack (~> 1.0)
@@ -277,6 +277,8 @@ GEM
       activesupport (>= 4.0)
       sprockets (>= 3.0.0)
     structured_warnings (0.4.0)
+    tailwindcss-rails (2.5.0-x86_64-linux)
+      railties (>= 6.0.0)
     temple (0.8.2)
     therubyracer (0.12.3)
       libv8 (~> 3.16.14.15)
@@ -293,11 +295,6 @@ GEM
       activesupport (>= 5.2.0)
       railties (>= 5.2.0)
       turbolinks-source (~> 5.1)
-    twitter-bootstrap-rails (2.2.8)
-      actionpack (>= 3.1)
-      execjs
-      rails (>= 3.1)
-      railties (>= 3.1)
     tzinfo (2.0.4)
       concurrent-ruby (~> 1.0)
     uglifier (4.2.0)
@@ -323,7 +320,7 @@ PLATFORMS
 DEPENDENCIES
   active_model_serializers
   acts_as_follower!
-  bcrypt (~> 3.1.7)
+  bcrypt (~> 3.1.22)
   bootsnap (>= 1.1.0)
   byebug
   cancancan
@@ -350,11 +347,11 @@ DEPENDENCIES
   slim-rails
   spring
   spring-watcher-listen (~> 2.0.0)
+  tailwindcss-rails
   therubyracer
   tinymce-rails
   turbolinks (~> 5)
   turbolinks_render
-  twitter-bootstrap-rails (~> 2.2.8)
   uglifier (>= 1.3.0)
   web-console (>= 3.3.0)
   will_paginate