diff --git a/Gemfile.lock b/Gemfile.lock
index 3a24fbf..43f6d5a 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -110,7 +110,7 @@ GEM
     listen (3.7.1)
       rb-fsevent (~> 0.10, >= 0.10.3)
       rb-inotify (~> 0.9, >= 0.9.10)
-    loofah (2.19.0)
+    loofah (2.19.1)
       crass (~> 1.0.2)
       nokogiri (>= 1.5.9)
     lumberjack (1.2.8)
@@ -138,7 +138,7 @@ GEM
     net-smtp (0.3.3)
       net-protocol
     nio4r (2.5.8)
-    nokogiri (1.13.9)
+    nokogiri (1.13.10)
       mini_portile2 (~> 2.8.0)
       racc (~> 1.4)
     notiffany (0.1.3)
@@ -190,8 +190,8 @@ GEM
     rails-dom-testing (2.0.3)
       activesupport (>= 4.2.0)
       nokogiri (>= 1.6)
-    rails-html-sanitizer (1.4.3)
-      loofah (~> 2.3)
+    rails-html-sanitizer (1.4.4)
+      loofah (~> 2.19, >= 2.19.1)
     railties (5.0.7.2)
       actionpack (= 5.0.7.2)
       activesupport (= 5.0.7.2)