diff --git a/Gemfile.lock b/Gemfile.lock
index cfcfc3f..b51b7aa 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -92,7 +92,7 @@ GEM
     coffee-script-source (1.12.2)
     colorize (0.8.1)
     concurrent-ruby (1.0.5)
-    crass (1.0.3)
+    crass (1.0.6)
     daemons (1.2.3)
     database_cleaner (1.5.3)
     delayed_job (4.1.2)
@@ -150,17 +150,18 @@ GEM
       activerecord
       kaminari-core (= 1.1.1)
     kaminari-core (1.1.1)
-    loofah (2.2.2)
+    loofah (2.19.1)
       crass (~> 1.0.2)
       nokogiri (>= 1.5.9)
     mail (2.7.0)
       mini_mime (>= 0.1.1)
     method_source (0.8.2)
     mini_mime (1.0.0)
-    mini_portile2 (2.3.0)
+    mini_portile2 (2.8.0)
     minitest (5.11.3)
-    nokogiri (1.8.2)
-      mini_portile2 (~> 2.3.0)
+    nokogiri (1.13.10)
+      mini_portile2 (~> 2.8.0)
+      racc (~> 1.4)
     orm_adapter (0.5.0)
     polyamorous (1.3.3)
       activerecord (>= 3.0)
@@ -173,6 +174,7 @@ GEM
     public_suffix (3.0.2)
     quiet_assets (1.1.0)
       railties (>= 3.1, < 5.0)
+    racc (1.6.1)
     rack (1.6.9)
     rack-test (0.6.3)
       rack (>= 1.0)
@@ -196,8 +198,8 @@ GEM
       activesupport (>= 4.2.0, < 5.0)
       nokogiri (~> 1.6)
       rails-deprecated_sanitizer (>= 1.0.1)
-    rails-html-sanitizer (1.0.4)
-      loofah (~> 2.2, >= 2.2.2)
+    rails-html-sanitizer (1.4.4)
+      loofah (~> 2.19, >= 2.19.1)
     railties (4.2.10)
       actionpack (= 4.2.10)
       activesupport (= 4.2.10)