diff --git a/Gemfile.lock b/Gemfile.lock
index cedbe2c..0c53eea 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -74,7 +74,7 @@ GEM
     coderay (1.1.1)
     concurrent-ruby (1.1.5)
     connection_pool (2.2.1)
-    crass (1.0.5)
+    crass (1.0.6)
     debug_inspector (0.0.3)
     devise (4.7.1)
       bcrypt (~> 3.0)
@@ -97,7 +97,7 @@ 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 (2.7.1)
@@ -114,7 +114,7 @@ GEM
     minitest (5.13.0)
     multi_json (1.12.1)
     nio4r (2.3.1)
-    nokogiri (1.10.8)
+    nokogiri (1.10.10)
       mini_portile2 (~> 2.4.0)
     orm_adapter (0.5.0)
     paperclip (6.1.0)
@@ -160,8 +160,8 @@ GEM
     rails-dom-testing (2.0.3)
       activesupport (>= 4.2.0)
       nokogiri (>= 1.6)
-    rails-html-sanitizer (1.3.0)
-      loofah (~> 2.3)
+    rails-html-sanitizer (1.4.4)
+      loofah (~> 2.19, >= 2.19.1)
     railties (5.1.7)
       actionpack (= 5.1.7)
       activesupport (= 5.1.7)