diff --git a/Gemfile.lock b/Gemfile.lock
index b1faeff..6c1981a 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -105,7 +105,7 @@ GEM
       rb-fsevent (~> 0.9, >= 0.9.4)
       rb-inotify (~> 0.9, >= 0.9.7)
       ruby_dep (~> 1.2)
-    loofah (2.2.2)
+    loofah (2.2.3)
       crass (~> 1.0.2)
       nokogiri (>= 1.5.9)
     mail (2.7.0)
@@ -115,15 +115,15 @@ GEM
     method_source (0.9.0)
     mimemagic (0.3.2)
     mini_mime (1.0.1)
-    mini_portile2 (2.3.0)
+    mini_portile2 (2.4.0)
     minitest (5.11.3)
     multi_json (1.13.1)
     net-scp (1.2.1)
       net-ssh (>= 2.6.5)
     net-ssh (5.0.2)
     nio4r (2.3.1)
-    nokogiri (1.8.4)
-      mini_portile2 (~> 2.3.0)
+    nokogiri (1.10.0)
+      mini_portile2 (~> 2.4.0)
     pg (1.1.3)
     pry (0.11.3)
       coderay (~> 1.1.0)
@@ -131,7 +131,7 @@ GEM
     pry-rails (0.3.6)
       pry (>= 0.10.4)
     puma (3.12.0)
-    rack (2.0.5)
+    rack (2.0.6)
     rack-test (1.1.0)
       rack (>= 1.0, < 3)
     rails (5.2.1)
@@ -220,4 +220,4 @@ DEPENDENCIES
   uglifier
 
 BUNDLED WITH
-   1.16.2
+   1.17.2