diff --git a/Gemfile.lock b/Gemfile.lock
index e21fdba..f5e3ffc 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -56,7 +56,7 @@ GEM
     case_transform (0.2)
       activesupport
     concurrent-ruby (1.1.5)
-    crass (1.0.4)
+    crass (1.0.5)
     domain_name (0.5.20180417)
       unf (>= 0.0.5, < 1.0.0)
     erubi (1.8.0)
@@ -75,7 +75,7 @@ GEM
       rb-fsevent (~> 0.9, >= 0.9.4)
       rb-inotify (~> 0.9, >= 0.9.7)
       ruby_dep (~> 1.2)
-    loofah (2.2.3)
+    loofah (2.3.1)
       crass (~> 1.0.2)
       nokogiri (>= 1.5.9)
     mail (2.7.1)
@@ -93,7 +93,7 @@ GEM
     msgpack (1.2.9)
     netrc (0.11.0)
     nio4r (2.3.1)
-    nokogiri (1.10.2)
+    nokogiri (1.10.5)
       mini_portile2 (~> 2.4.0)
     pg (1.1.4)
     puma (3.12.1)