diff --git a/Gemfile.lock b/Gemfile.lock
index ec3d1e44..770fb9ef 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -290,7 +290,7 @@ GEM
       rb-fsevent (~> 0.9, >= 0.9.4)
       rb-inotify (~> 0.9, >= 0.9.7)
       ruby_dep (~> 1.2)
-    loofah (2.18.0)
+    loofah (2.19.1)
       crass (~> 1.0.2)
       nokogiri (>= 1.5.9)
     mail (2.7.1)
@@ -336,7 +336,7 @@ GEM
       prawn (>= 1.3.0, < 3.0.0)
     public_suffix (4.0.7)
     puma (3.12.6)
-    racc (1.6.0)
+    racc (1.6.1)
     rack (2.2.3.1)
     rack-cors (1.0.6)
       rack (>= 1.6.0)
@@ -361,8 +361,8 @@ GEM
     rails-healthcheck (1.4.0)
       actionpack
       railties
-    rails-html-sanitizer (1.4.3)
-      loofah (~> 2.3)
+    rails-html-sanitizer (1.4.4)
+      loofah (~> 2.19, >= 2.19.1)
     rails-jquery-autocomplete (1.0.5)
       rails (>= 3.2)
     railties (5.2.4.5)