diff --git a/Gemfile.lock b/Gemfile.lock
index 0cb0dcb..b613848 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -55,7 +55,7 @@ GEM
       semver2
     json (1.8.6)
     jwt (2.3.0)
-    loofah (2.13.0)
+    loofah (2.19.1)
       crass (~> 1.0.2)
       nokogiri (>= 1.5.9)
     mime-types (2.99.3)
@@ -75,15 +75,15 @@ GEM
       rack (>= 1.2, < 3)
     psych (4.0.3)
       stringio
-    racc (1.6.0)
+    racc (1.6.2)
     rack (2.2.3)
     rack-test (1.1.0)
       rack (>= 1.0, < 3)
     rails-dom-testing (2.0.3)
       activesupport (>= 4.2.0)
       nokogiri (>= 1.6)
-    rails-html-sanitizer (1.4.2)
-      loofah (~> 2.3)
+    rails-html-sanitizer (1.5.0)
+      loofah (~> 2.19, >= 2.19.1)
     rake (13.0.6)
     rchardet (1.8.0)
     rdoc (3.12.2)