diff --git a/Gemfile.lock b/Gemfile.lock
index c72242e..a173869 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -84,8 +84,9 @@ GEM
     execjs (2.7.0)
     faraday (0.17.0)
       multipart-post (>= 1.2, < 3)
-    font-awesome-sass (4.7.0)
-      sass (>= 3.2)
+    ffi (1.15.5)
+    font-awesome-sass (6.3.0)
+      sassc (~> 2.0)
     gherkin (4.0.0)
     hashdiff (0.3.2)
     hashie (5.0.0)
@@ -172,6 +173,9 @@ GEM
       rake (>= 0.8.7)
       thor (>= 0.18.1, < 2.0)
     rake (13.0.6)
+    rb-fsevent (0.11.2)
+    rb-inotify (0.10.1)
+      ffi (~> 1.0)
     rest-client (2.0.2)
       http-cookie (>= 1.0.2, < 2.0)
       mime-types (>= 1.16, < 4.0)
@@ -194,13 +198,19 @@ GEM
       rspec-support (~> 3.10)
     rspec-support (3.10.2)
     safe_yaml (1.0.4)
-    sass (3.4.23)
+    sass (3.7.4)
+      sass-listen (~> 4.0.0)
+    sass-listen (4.0.0)
+      rb-fsevent (~> 0.9, >= 0.9.4)
+      rb-inotify (~> 0.9, >= 0.9.7)
     sass-rails (5.0.6)
       railties (>= 4.0.0, < 6)
       sass (~> 3.1)
       sprockets (>= 2.8, < 4.0)
       sprockets-rails (>= 2.0, < 4.0)
       tilt (>= 1.1, < 3)
+    sassc (2.4.0)
+      ffi (~> 1.9)
     sentry-raven (2.7.1)
       faraday (>= 0.7.6, < 1.0)
     sprockets (3.7.2)
diff --git a/vendor/cache/ffi-1.15.5.gem b/vendor/cache/ffi-1.15.5.gem
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diff --git a/vendor/cache/font-awesome-sass-6.3.0.gem b/vendor/cache/font-awesome-sass-6.3.0.gem
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diff --git a/vendor/cache/sass-3.7.4.gem b/vendor/cache/sass-3.7.4.gem
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diff --git a/vendor/cache/sass-listen-4.0.0.gem b/vendor/cache/sass-listen-4.0.0.gem
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diff --git a/vendor/cache/sassc-2.4.0.gem b/vendor/cache/sassc-2.4.0.gem
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