diff --git a/Gemfile.lock b/Gemfile.lock
index a65b467..b7a8f54 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -71,6 +71,7 @@ GEM
     coffee-script-source (1.12.2)
     crack (0.4.3)
       safe_yaml (~> 1.0.0)
+    crass (1.0.6)
     daemons (1.2.4)
     debug_inspector (0.0.3)
     devise (4.3.0)
@@ -109,14 +110,15 @@ GEM
       railties (>= 3.1.0)
     json (1.8.6)
     jwt (1.5.6)
-    loofah (2.0.3)
+    loofah (2.18.0)
+      crass (~> 1.0.2)
       nokogiri (>= 1.5.9)
     mail (2.6.6)
       mime-types (>= 1.16, < 4)
     mime-types (3.1)
       mime-types-data (~> 3.2015)
     mime-types-data (3.2016.0521)
-    mini_portile2 (2.2.0)
+    mini_portile2 (2.8.0)
     minitest (5.10.2)
     multi_json (1.12.1)
     multi_xml (0.6.0)
@@ -124,8 +126,9 @@ GEM
     net-scp (1.2.1)
       net-ssh (>= 2.6.5)
     net-ssh (4.1.0)
-    nokogiri (1.8.0)
-      mini_portile2 (~> 2.2.0)
+    nokogiri (1.13.6)
+      mini_portile2 (~> 2.8.0)
+      racc (~> 1.4)
     oauth (0.5.3)
     oauth2 (1.4.0)
       faraday (>= 0.8, < 0.13)
@@ -173,6 +176,7 @@ GEM
     pg (0.21.0)
     proxies (0.2.1)
     public_suffix (2.0.5)
+    racc (1.6.0)
     rack (1.6.8)
     rack-attack (3.0.0)
       rack
@@ -195,8 +199,8 @@ GEM
       activesupport (>= 4.2.0.beta, < 5.0)
       nokogiri (~> 1.6)
       rails-deprecated_sanitizer (>= 1.0.1)
-    rails-html-sanitizer (1.0.3)
-      loofah (~> 2.0)
+    rails-html-sanitizer (1.4.3)
+      loofah (~> 2.3)
     railties (4.2.3)
       actionpack (= 4.2.3)
       activesupport (= 4.2.3)