diff --git a/Gemfile.lock b/Gemfile.lock
index 061255ab..d5d4528a 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -52,16 +52,16 @@ GEM
     archive-zip (0.11.0)
       io-like (~> 0.3.0)
     arel (9.0.0)
-    autoprefixer-rails (9.4.3)
+    autoprefixer-rails (9.7.4)
       execjs
     bcrypt (3.1.12)
     bindex (0.5.0)
     bootsnap (1.3.1)
       msgpack (~> 1.0)
-    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)
     builder (3.2.3)
     byebug (10.0.2)
     capybara (3.6.0)
@@ -98,7 +98,7 @@ GEM
     execjs (2.7.0)
     faraday (0.15.3)
       multipart-post (>= 1.2, < 3)
-    ffi (1.9.25)
+    ffi (1.12.2)
     globalid (0.4.1)
       activesupport (>= 4.2.0)
     hashie (3.5.7)
@@ -151,7 +151,7 @@ GEM
     omniauth-oauth2 (1.5.0)
       oauth2 (~> 1.1)
       omniauth (~> 1.2)
-    popper_js (1.14.5)
+    popper_js (1.16.0)
     pry (0.11.3)
       coderay (~> 1.1.0)
       method_source (~> 0.9.0)
@@ -186,11 +186,11 @@ GEM
       thor (>= 0.19.0, < 2.0)
     rake (13.0.1)
     rb-fsevent (0.10.3)
-    rb-inotify (0.9.10)
-      ffi (>= 0.5.0, < 2)
+    rb-inotify (0.10.1)
+      ffi (~> 1.0)
     ruby_dep (1.5.0)
     rubyzip (1.2.2)
-    sass (3.6.0)
+    sass (3.7.4)
       sass-listen (~> 4.0.0)
     sass-listen (4.0.0)
       rb-fsevent (~> 0.9, >= 0.9.4)
@@ -201,6 +201,14 @@ 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
     selenium-webdriver (3.14.1)
       childprocess (~> 0.5)
       rubyzip (~> 1.2, >= 1.2.2)