diff --git a/dummy/rails-4.2/Gemfile.lock b/dummy/rails-4.2/Gemfile.lock
index e7d7200..46b4711 100644
--- a/dummy/rails-4.2/Gemfile.lock
+++ b/dummy/rails-4.2/Gemfile.lock
@@ -53,7 +53,7 @@ GEM
       execjs
     coffee-script-source (1.12.2)
     concurrent-ruby (1.1.4)
-    crass (1.0.5)
+    crass (1.0.6)
     debug_inspector (0.0.3)
     erubis (2.7.0)
     execjs (2.7.0)
@@ -70,19 +70,19 @@ GEM
       railties (>= 4.2.0)
       thor (>= 0.14, < 2.0)
     json (1.8.6)
-    loofah (2.3.1)
+    loofah (2.19.1)
       crass (~> 1.0.2)
       nokogiri (>= 1.5.9)
     mail (2.7.1)
       mini_mime (>= 0.1.1)
     mini_mime (1.0.1)
-    mini_portile2 (2.5.1)
+    mini_portile2 (2.8.0)
     minitest (5.11.3)
     multi_json (1.13.1)
-    nokogiri (1.11.3)
-      mini_portile2 (~> 2.5.0)
+    nokogiri (1.13.10)
+      mini_portile2 (~> 2.8.0)
       racc (~> 1.4)
-    racc (1.5.2)
+    racc (1.6.1)
     rack (1.6.13)
     rack-test (0.6.3)
       rack (>= 1.0)
@@ -103,8 +103,8 @@ GEM
       activesupport (>= 4.2.0, < 5.0)
       nokogiri (~> 1.6)
       rails-deprecated_sanitizer (>= 1.0.1)
-    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 (4.2.11)
       actionpack (= 4.2.11)
       activesupport (= 4.2.11)