diff --git a/Gemfile.lock b/Gemfile.lock
index c15de9f..033ede1 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -83,7 +83,7 @@ GEM
       execjs
     coffee-script-source (1.12.2)
     concurrent-ruby (1.0.5)
-    crass (1.0.3)
+    crass (1.0.5)
     debug_inspector (0.0.3)
     diff-lcs (1.3)
     em-websocket (0.5.1)
@@ -130,7 +130,7 @@ GEM
       rb-fsevent (~> 0.9, >= 0.9.4)
       rb-inotify (~> 0.9, >= 0.9.7)
       ruby_dep (~> 1.2)
-    loofah (2.2.2)
+    loofah (2.3.1)
       crass (~> 1.0.2)
       nokogiri (>= 1.5.9)
     lumberjack (1.0.13)
@@ -147,7 +147,7 @@ GEM
     multi_json (1.13.1)
     nenv (0.3.0)
     nio4r (2.3.0)
-    nokogiri (1.10.4)
+    nokogiri (1.10.5)
       mini_portile2 (~> 2.4.0)
     normalize-scss (7.0.1)
       sass (~> 3.3)