diff --git a/Gemfile.lock b/Gemfile.lock
index d583d8f..db22391 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -107,7 +107,7 @@ GEM
     listen (3.0.8)
       rb-fsevent (~> 0.9, >= 0.9.4)
       rb-inotify (~> 0.9, >= 0.9.7)
-    loofah (2.18.0)
+    loofah (2.19.1)
       crass (~> 1.0.2)
       nokogiri (>= 1.5.9)
     mail (2.7.1)
@@ -123,7 +123,7 @@ GEM
     multi_xml (0.6.0)
     multipart-post (2.1.1)
     nio4r (2.5.8)
-    nokogiri (1.13.7)
+    nokogiri (1.13.10)
       mini_portile2 (~> 2.8.0)
       racc (~> 1.4)
     oauth (0.5.10)
@@ -139,7 +139,7 @@ GEM
       nio4r (~> 2.0)
     pundit (1.1.0)
       activesupport (>= 3.0.0)
-    racc (1.6.0)
+    racc (1.6.1)
     rack (2.2.4)
     rack-test (2.0.2)
       rack (>= 1.3)