diff --git a/Gemfile.lock b/Gemfile.lock
index d033c11..ddf66fc 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -73,7 +73,7 @@ GEM
       execjs
     coffee-script-source (1.12.2)
     concurrent-ruby (1.0.5)
-    crass (1.0.3)
+    crass (1.0.5)
     database_cleaner (1.6.2)
     datetime_picker_rails (0.0.7)
       momentjs-rails (>= 2.8.1)
@@ -147,22 +147,22 @@ GEM
       rb-fsevent (~> 0.9, >= 0.9.4)
       rb-inotify (~> 0.9, >= 0.9.7)
       ruby_dep (~> 1.2)
-    loofah (2.1.1)
+    loofah (2.3.1)
       crass (~> 1.0.2)
       nokogiri (>= 1.5.9)
     mail (2.7.0)
       mini_mime (>= 0.1.1)
     method_source (0.9.0)
     mini_mime (1.0.0)
-    mini_portile2 (2.3.0)
+    mini_portile2 (2.4.0)
     minitest (5.10.3)
     momentjs-rails (2.17.1)
       railties (>= 3.1)
     multi_json (1.12.2)
     multipart-post (2.0.0)
     nio4r (2.1.0)
-    nokogiri (1.8.1)
-      mini_portile2 (~> 2.3.0)
+    nokogiri (1.10.5)
+      mini_portile2 (~> 2.4.0)
     orm_adapter (0.5.0)
     pg (0.21.0)
     popper_js (1.12.5)