diff --git a/Gemfile.lock b/Gemfile.lock
index df8237d..c9eec10 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -87,7 +87,7 @@ GEM
       execjs
     coffee-script-source (1.12.2)
     concurrent-ruby (1.0.5)
-    crass (1.0.4)
+    crass (1.0.6)
     database_cleaner (1.7.0)
     datetime_picker_rails (0.0.7)
       momentjs-rails (>= 2.8.1)
@@ -134,7 +134,7 @@ GEM
       rb-fsevent (~> 0.9, >= 0.9.4)
       rb-inotify (~> 0.9, >= 0.9.7)
       ruby_dep (~> 1.2)
-    loofah (2.2.2)
+    loofah (2.19.1)
       crass (~> 1.0.2)
       nokogiri (>= 1.5.9)
     mail (2.7.0)
@@ -145,15 +145,16 @@ GEM
     mime-types-data (3.2016.0521)
     mini_magick (4.8.0)
     mini_mime (1.0.0)
-    mini_portile2 (2.3.0)
+    mini_portile2 (2.6.1)
     minitest (5.11.3)
     momentjs-rails (2.20.1)
       railties (>= 3.1)
     multi_json (1.13.1)
     multipart-post (2.0.0)
     nio4r (2.3.1)
-    nokogiri (1.8.2)
-      mini_portile2 (~> 2.3.0)
+    nokogiri (1.12.5)
+      mini_portile2 (~> 2.6.1)
+      racc (~> 1.4)
     orm_adapter (0.5.0)
     pg (1.0.0)
     pgcli-rails (0.3.0)
@@ -164,6 +165,7 @@ GEM
     pry-rails (0.3.6)
       pry (>= 0.10.4)
     puma (3.11.4)
+    racc (1.6.1)
     rack (2.0.5)
     rack-test (1.0.0)
       rack (>= 1.0, < 3)
@@ -182,8 +184,8 @@ GEM
     rails-dom-testing (2.0.3)
       activesupport (>= 4.2.0)
       nokogiri (>= 1.6)
-    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 (5.1.6)
       actionpack (= 5.1.6)
       activesupport (= 5.1.6)