diff --git a/Gemfile b/Gemfile
index 9cdaaca..4ffff63 100644
--- a/Gemfile
+++ b/Gemfile
@@ -17,7 +17,7 @@ gem 'puma', '~> 3.7'
 # Use SCSS for stylesheets
 gem 'sass-rails', '~> 5.0'
 # Use Bootstrap for stylesheets framework
-gem 'bootstrap', '~> 4.0.0'
+gem 'bootstrap', '~> 4.1.3'
 # Use PopperJs for tooltips and popovers and Bootstrap dependency
 gem 'popper_js', '~> 1.12.9'
 # Use Jquery for Javascript framework
diff --git a/Gemfile.lock b/Gemfile.lock
index f97876f..0d5c138 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -41,11 +41,11 @@ GEM
     addressable (2.5.2)
       public_suffix (>= 2.0.2, < 4.0)
     arel (8.0.0)
-    autoprefixer-rails (8.0.0)
+    autoprefixer-rails (9.8.6)
       execjs
     bcrypt (3.1.11)
     bindex (0.5.0)
-    bootstrap (4.0.0)
+    bootstrap (4.1.3)
       autoprefixer-rails (>= 6.0.3)
       popper_js (>= 1.12.9, < 2)
       sass (>= 3.5.2)
@@ -77,7 +77,7 @@ GEM
       warden (~> 1.2.3)
     erubi (1.7.0)
     execjs (2.7.0)
-    ffi (1.9.21)
+    ffi (1.12.2)
     globalid (0.4.1)
       activesupport (>= 4.2.0)
     i18n (0.9.5)
@@ -138,16 +138,16 @@ GEM
       rake (>= 0.8.7)
       thor (>= 0.18.1, < 2.0)
     rake (12.3.0)
-    rb-fsevent (0.10.2)
-    rb-inotify (0.9.10)
-      ffi (>= 0.5.0, < 2)
+    rb-fsevent (0.10.4)
+    rb-inotify (0.10.1)
+      ffi (~> 1.0)
     redcarpet (3.4.0)
     responders (2.4.0)
       actionpack (>= 4.2.0, < 5.3)
       railties (>= 4.2.0, < 5.3)
     ruby_dep (1.5.0)
     rubyzip (1.2.1)
-    sass (3.5.5)
+    sass (3.7.4)
       sass-listen (~> 4.0.0)
     sass-listen (4.0.0)
       rb-fsevent (~> 0.9, >= 0.9.4)
@@ -200,7 +200,7 @@ PLATFORMS
   ruby
 
 DEPENDENCIES
-  bootstrap (~> 4.0.0)
+  bootstrap (~> 4.1.3)
   byebug
   capybara (~> 2.13)
   coffee-rails (~> 4.2)