diff --git a/Gemfile.lock b/Gemfile.lock
index 123c915..e9c4430 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -58,15 +58,15 @@ GEM
       zeitwerk (~> 2.1, >= 2.1.8)
     addressable (2.7.0)
       public_suffix (>= 2.0.2, < 5.0)
-    autoprefixer-rails (9.7.2)
+    autoprefixer-rails (9.7.4)
       execjs
     bcrypt (3.1.13)
     bindex (0.8.1)
     bootsnap (1.4.4)
       msgpack (~> 1.0)
-    bootstrap-sass (3.3.7)
+    bootstrap-sass (3.4.1)
       autoprefixer-rails (>= 5.2.1)
-      sass (>= 3.3.4)
+      sassc (>= 2.0.0)
     builder (3.2.3)
     byebug (11.0.1)
     capybara (3.28.0)
@@ -91,7 +91,7 @@ GEM
     execjs (2.7.0)
     faraday (0.17.0)
       multipart-post (>= 1.2, < 3)
-    ffi (1.11.1)
+    ffi (1.12.2)
     globalid (0.4.2)
       activesupport (>= 4.2.0)
     hashie (3.6.0)
@@ -180,7 +180,7 @@ GEM
       thor (>= 0.20.3, < 2.0)
     rake (12.3.3)
     rb-fsevent (0.10.3)
-    rb-inotify (0.10.0)
+    rb-inotify (0.10.1)
       ffi (~> 1.0)
     regexp_parser (1.6.0)
     responders (3.0.0)
@@ -199,6 +199,8 @@ GEM
       sprockets (>= 2.8, < 4.0)
       sprockets-rails (>= 2.0, < 4.0)
       tilt (>= 1.1, < 3)
+    sassc (2.2.1)
+      ffi (~> 1.9)
     selenium-webdriver (3.142.4)
       childprocess (>= 0.5, < 3.0)
       rubyzip (~> 1.2, >= 1.2.2)