diff --git a/Gemfile.lock b/Gemfile.lock
index 7e05eb95..3069108b 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -111,7 +111,7 @@ GEM
     listen (3.2.1)
       rb-fsevent (~> 0.10, >= 0.10.3)
       rb-inotify (~> 0.9, >= 0.9.10)
-    loofah (2.5.0)
+    loofah (2.19.1)
       crass (~> 1.0.2)
       nokogiri (>= 1.5.9)
     mail (2.7.1)
@@ -136,7 +136,7 @@ GEM
     parser (2.7.1.3)
       ast (~> 2.4.0)
     pg (1.2.3)
-    racc (1.6.0)
+    racc (1.6.1)
     rack (2.2.3)
     rack-test (1.1.0)
       rack (>= 1.0, < 3)
@@ -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 (5.2.4.3)
       actionpack (= 5.2.4.3)
       activesupport (= 5.2.4.3)