diff --git a/extend-rails/Gemfile.lock b/extend-rails/Gemfile.lock
index 87881c7..055f24c 100644
--- a/extend-rails/Gemfile.lock
+++ b/extend-rails/Gemfile.lock
@@ -73,7 +73,7 @@ GEM
     commander (4.4.6)
       highline (~> 1.7.2)
     concurrent-ruby (1.0.5)
-    crass (1.0.4)
+    crass (1.0.5)
     erubi (1.7.1)
     erubis (2.7.0)
     eventmachine (1.2.7)
@@ -110,7 +110,7 @@ GEM
       rb-fsevent (~> 0.9, >= 0.9.4)
       rb-inotify (~> 0.9, >= 0.9.7)
       ruby_dep (~> 1.2)
-    loofah (2.2.3)
+    loofah (2.3.1)
       crass (~> 1.0.2)
       nokogiri (>= 1.5.9)
     mail (2.7.0)
@@ -121,7 +121,7 @@ GEM
     minitest (5.11.3)
     multi_json (1.13.1)
     nio4r (2.3.1)
-    nokogiri (1.10.1)
+    nokogiri (1.10.5)
       mini_portile2 (~> 2.4.0)
     os (1.0.0)
     popper_js (1.14.3)