diff --git a/Gemfile.lock b/Gemfile.lock
index 1850341..95dbcf3 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -91,7 +91,7 @@ GEM
       execjs
     coffee-script-source (1.12.2)
     concurrent-ruby (1.1.5)
-    crass (1.0.5)
+    crass (1.0.6)
     erubi (1.9.0)
     execjs (2.7.0)
     ffi (1.11.1)
@@ -107,7 +107,7 @@ GEM
       railties (>= 4.2.0)
       thor (>= 0.14, < 2.0)
     libv8 (7.3.492.27.1)
-    loofah (2.3.0)
+    loofah (2.19.1)
       crass (~> 1.0.2)
       nokogiri (>= 1.5.9)
     mail (2.7.1)
@@ -117,17 +117,19 @@ GEM
     method_source (0.9.2)
     mimemagic (0.3.3)
     mini_mime (1.0.2)
-    mini_portile2 (2.4.0)
+    mini_portile2 (2.6.1)
     mini_racer (0.2.6)
       libv8 (>= 6.9.411)
     minitest (5.12.2)
     nio4r (2.5.2)
-    nokogiri (1.10.4)
-      mini_portile2 (~> 2.4.0)
+    nokogiri (1.12.5)
+      mini_portile2 (~> 2.6.1)
+      racc (~> 1.4)
     pg (1.1.4)
     popper_js (1.14.5)
     public_suffix (4.0.1)
     puma (3.12.1)
+    racc (1.6.1)
     rack (2.0.7)
     rack-test (1.1.0)
       rack (>= 1.0, < 3)
@@ -149,8 +151,8 @@ 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)
     rails_bootstrap_navbar (3.0.0)
       bootstrap-navbar (~> 3.0)
       rails (>= 3.0.0)