diff --git a/Gemfile.lock b/Gemfile.lock
index 3968003..6b8c5d7 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -57,7 +57,7 @@ GEM
       sassc-rails (>= 2.0.0)
     builder (3.2.3)
     concurrent-ruby (1.1.4)
-    crass (1.0.4)
+    crass (1.0.6)
     erubi (1.8.0)
     erubis (2.7.0)
     execjs (2.7.0)
@@ -88,7 +88,7 @@ GEM
       thor (>= 0.14, < 2.0)
     jquery-ui-rails (6.0.1)
       railties (>= 3.2.16)
-    loofah (2.2.3)
+    loofah (2.19.1)
       crass (~> 1.0.2)
       nokogiri (>= 1.5.9)
     mail (2.7.1)
@@ -96,19 +96,23 @@ GEM
     marcel (0.3.3)
       mimemagic (~> 0.3.2)
     method_source (0.9.2)
-    mimemagic (0.3.3)
+    mimemagic (0.3.10)
+      nokogiri (~> 1)
+      rake
     mini_mime (1.0.1)
-    mini_portile2 (2.4.0)
+    mini_portile2 (2.8.0)
     minitest (5.11.3)
     nio4r (2.3.1)
-    nokogiri (1.9.1)
-      mini_portile2 (~> 2.4.0)
-    nokogiri (1.9.1-x64-mingw32)
-      mini_portile2 (~> 2.4.0)
-    nokogiri (1.9.1-x86-mingw32)
-      mini_portile2 (~> 2.4.0)
+    nokogiri (1.13.10)
+      mini_portile2 (~> 2.8.0)
+      racc (~> 1.4)
+    nokogiri (1.13.10-x64-mingw32)
+      racc (~> 1.4)
+    nokogiri (1.13.10-x86-mingw32)
+      racc (~> 1.4)
     popper_js (1.14.5)
     puma (3.12.0)
+    racc (1.6.1)
     rack (2.0.6)
     rack-test (1.1.0)
       rack (>= 1.0, < 3)
@@ -129,8 +133,8 @@ GEM
     rails-dom-testing (2.0.3)
       activesupport (>= 4.2.0)
       nokogiri (>= 1.6)
-    rails-html-sanitizer (1.0.4)
-      loofah (~> 2.2, >= 2.2.2)
+    rails-html-sanitizer (1.4.4)
+      loofah (~> 2.19, >= 2.19.1)
     railties (5.2.2)
       actionpack (= 5.2.2)
       activesupport (= 5.2.2)