diff --git a/Gemfile.lock b/Gemfile.lock
index 08dbe01..21afe0d 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -112,7 +112,7 @@ GEM
       rb-fsevent (~> 0.9, >= 0.9.4)
       rb-inotify (~> 0.9, >= 0.9.7)
       ruby_dep (~> 1.2)
-    loofah (2.4.0)
+    loofah (2.19.1)
       crass (~> 1.0.2)
       nokogiri (>= 1.5.9)
     mail (2.6.6)
@@ -122,20 +122,20 @@ GEM
       mime-types-data (~> 3.2015)
     mime-types-data (3.2016.0521)
     mini_mime (0.1.4)
-    mini_portile2 (2.7.1)
+    mini_portile2 (2.8.0)
     minitest (5.10.3)
     multi_json (1.12.2)
     multi_test (0.1.2)
     nio4r (2.5.8)
-    nokogiri (1.13.1)
-      mini_portile2 (~> 2.7.0)
+    nokogiri (1.13.10)
+      mini_portile2 (~> 2.8.0)
       racc (~> 1.4)
     pg (0.21.0)
     popper_js (1.16.0)
     public_suffix (4.0.6)
     puma (4.3.11)
       nio4r (~> 2.0)
-    racc (1.6.0)
+    racc (1.6.1)
     rack (2.2.3)
     rack-ssl-enforcer (0.2.9)
     rack-test (0.7.0)
@@ -159,8 +159,8 @@ GEM
     rails-dom-testing (2.0.3)
       activesupport (>= 4.2.0)
       nokogiri (>= 1.6)
-    rails-html-sanitizer (1.0.4)
-      loofah (~> 2.0)
+    rails-html-sanitizer (1.4.4)
+      loofah (~> 2.19, >= 2.19.1)
     railties (5.1.4)
       actionpack (= 5.1.4)
       activesupport (= 5.1.4)