diff --git a/Gemfile b/Gemfile
old mode 100755
new mode 100644
index 8d1b4f9..0a735e2
--- a/Gemfile
+++ b/Gemfile
@@ -47,7 +47,7 @@ gem 'turbolinks', '~> 5'
 
 # Use Bootstrap SASS for Bootstrap support
 #gem 'bootstrap-sass', '~> 3.3'
-gem 'bootstrap', '~> 4.1.3'
+gem 'bootstrap', '~> 4.3.1'
 gem "bootstrap-switch-rails"
 
 # Use Font Awesome Rails for Font Awesome icons
diff --git a/Gemfile.lock b/Gemfile.lock
old mode 100755
new mode 100644
index f2ac418..6eedc4a
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -49,15 +49,15 @@ GEM
       minitest (~> 5.1)
       tzinfo (~> 1.1)
     arel (9.0.0)
-    autoprefixer-rails (9.1.2)
+    autoprefixer-rails (9.7.4)
       execjs
     bcrypt (3.1.12)
     biomart (0.2.3)
       builder (>= 3.0)
-    bootstrap (4.1.3)
-      autoprefixer-rails (>= 6.0.3)
-      popper_js (>= 1.12.9, < 2)
-      sass (>= 3.5.2)
+    bootstrap (4.3.1)
+      autoprefixer-rails (>= 9.1.0)
+      popper_js (>= 1.14.3, < 2)
+      sassc-rails (>= 2.0.0)
     bootstrap-switch-rails (3.3.4)
     builder (3.2.3)
     byebug (10.0.2)
@@ -83,7 +83,7 @@ GEM
       unf (>= 0.0.5, < 1.0.0)
     erubi (1.7.1)
     execjs (2.7.0)
-    ffi (1.9.25)
+    ffi (1.12.1)
     fontawesome5-rails (5.2.0.0)
     globalid (0.4.1)
       activesupport (>= 4.2.0)
@@ -159,7 +159,7 @@ GEM
       terrapin (~> 0.6.0)
     parallel (1.17.0)
     pg (1.0.0)
-    popper_js (1.14.3)
+    popper_js (1.16.0)
     puma (3.12.0)
     rack (2.0.5)
     rack-protection (2.0.3)
@@ -195,8 +195,8 @@ GEM
       thor (>= 0.18.1, < 2.0)
     rake (12.3.1)
     rb-fsevent (0.10.3)
-    rb-inotify (0.9.10)
-      ffi (>= 0.5.0, < 2)
+    rb-inotify (0.10.1)
+      ffi (~> 1.0)
     redis (4.0.1)
     redis-actionpack (5.0.2)
       actionpack (>= 4.0, < 6)
@@ -218,7 +218,7 @@ GEM
       actionpack (>= 4.2.0, < 5.3)
       railties (>= 4.2.0, < 5.3)
     ruby_dep (1.5.0)
-    sass (3.5.7)
+    sass (3.7.4)
       sass-listen (~> 4.0.0)
     sass-listen (4.0.0)
       rb-fsevent (~> 0.9, >= 0.9.4)
@@ -229,6 +229,14 @@ GEM
       sprockets (>= 2.8, < 4.0)
       sprockets-rails (>= 2.0, < 4.0)
       tilt (>= 1.1, < 3)
+    sassc (2.2.1)
+      ffi (~> 1.9)
+    sassc-rails (2.1.2)
+      railties (>= 4.0.0)
+      sassc (>= 2.0)
+      sprockets (> 3.0)
+      sprockets-rails
+      tilt
     sidekiq (5.1.3)
       concurrent-ruby (~> 1.0)
       connection_pool (~> 2.2, >= 2.2.0)
@@ -285,7 +293,7 @@ PLATFORMS
 DEPENDENCIES
   activerecord-session_store
   biomart
-  bootstrap (~> 4.1.3)
+  bootstrap (~> 4.3.1)
   bootstrap-switch-rails
   byebug
   daemons