diff --git a/Gemfile.lock b/Gemfile.lock
index e80ac9b..d038e4e 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -120,7 +120,7 @@ GEM
     listen (3.4.1)
       rb-fsevent (~> 0.10, >= 0.10.3)
       rb-inotify (~> 0.9, >= 0.9.10)
-    loofah (2.9.0)
+    loofah (2.19.1)
       crass (~> 1.0.2)
       nokogiri (>= 1.5.9)
     mail (2.7.1)
@@ -130,7 +130,7 @@ GEM
     method_source (1.0.0)
     mimemagic (0.3.5)
     mini_mime (1.0.2)
-    mini_portile2 (2.5.0)
+    mini_portile2 (2.5.3)
     minitest (5.14.3)
     multi_json (1.15.0)
     mustermann (1.1.1)
@@ -148,7 +148,7 @@ GEM
       ast (~> 2.4.1)
     public_suffix (4.0.6)
     puma (3.12.6)
-    racc (1.5.2)
+    racc (1.6.1)
     rack (2.2.3)
     rack-accept (0.4.5)
       rack (>= 0.4)
@@ -170,8 +170,8 @@ 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 (5.2.4.5)
       actionpack (= 5.2.4.5)
       activesupport (= 5.2.4.5)
@@ -266,7 +266,7 @@ DEPENDENCIES
   kaminari-grape (~> 1.0, >= 1.0.1)
   nokogiri (>= 1.11.0)
   puma (~> 3.11)
-  rails (~> 5.2.2, >= 5.2.2.1)
+  rails (~> 5.2.4, >= 5.2.4.5)
   rspec
   rspec-rails
   rubocop