diff --git a/Gemfile.lock b/Gemfile.lock
index 781da4b..5c0e719 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -84,7 +84,7 @@ GEM
       execjs
     coffee-script-source (1.12.2)
     concurrent-ruby (1.1.4)
-    crass (1.0.4)
+    crass (1.0.5)
     database_cleaner (1.7.0)
     declarative (0.0.10)
     declarative-option (0.1.0)
@@ -179,7 +179,7 @@ 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)
@@ -201,9 +201,9 @@ GEM
     multi_json (1.13.1)
     multipart-post (2.0.0)
     nio4r (2.3.1)
-    nokogiri (1.10.1)
+    nokogiri (1.10.5)
       mini_portile2 (~> 2.4.0)
-    nokogiri (1.10.1-x64-mingw32)
+    nokogiri (1.10.5-x64-mingw32)
       mini_portile2 (~> 2.4.0)
     os (1.0.0)
     particles-js-rails (2.0.0)