diff --git a/Gemfile.lock b/Gemfile.lock
index 6f47c77..7283e5f 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -93,7 +93,7 @@ GEM
     coffee-script-source (1.12.2)
     concurrent-ruby (1.1.5)
     cowsay (0.3.0)
-    crass (1.0.4)
+    crass (1.0.5)
     delayed_job (4.1.8)
       activesupport (>= 3.0, < 6.1)
     delayed_job_active_record (4.1.4)
@@ -141,7 +141,7 @@ 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)
@@ -160,7 +160,7 @@ GEM
     multipart-post (2.1.1)
     mustermann (1.0.3)
     nio4r (2.5.1)
-    nokogiri (1.10.4)
+    nokogiri (1.10.5)
       mini_portile2 (~> 2.4.0)
     nyan-cat-formatter (0.12.0)
       rspec (>= 2.99, >= 2.14.2, < 4)