diff --git a/Gemfile.lock b/Gemfile.lock
index fe69968..b5e85aa 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -59,7 +59,7 @@ GEM
       execjs
     coffee-script-source (1.12.2)
     concurrent-ruby (1.1.3)
-    crass (1.0.4)
+    crass (1.0.5)
     erubi (1.7.1)
     execjs (2.7.0)
     faraday (0.15.4)
@@ -72,7 +72,7 @@ GEM
       rails-dom-testing (>= 1, < 3)
       railties (>= 4.2.0)
       thor (>= 0.14, < 2.0)
-    loofah (2.2.3)
+    loofah (2.3.1)
       crass (~> 1.0.2)
       nokogiri (>= 1.5.9)
     mail (2.7.1)
@@ -86,7 +86,7 @@ GEM
     minitest (5.11.3)
     multipart-post (2.1.1)
     nio4r (2.5.1)
-    nokogiri (1.10.4)
+    nokogiri (1.10.5)
       mini_portile2 (~> 2.4.0)
     rack (2.0.6)
     rack-test (1.1.0)