diff --git a/Gemfile.lock b/Gemfile.lock
index d406d68..5c53a28 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -30,7 +30,7 @@ GEM
     commonmarker (0.17.13)
       ruby-enum (~> 0.5)
     concurrent-ruby (1.1.4)
-    crass (1.0.4)
+    crass (1.0.5)
     dnsruby (1.61.2)
       addressable (~> 2.5)
     em-websocket (0.5.1)
@@ -213,7 +213,7 @@ 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)
     mercenary (0.3.6)
@@ -227,7 +227,7 @@ GEM
       activesupport (>= 3.0.0)
     minitest (5.11.3)
     multipart-post (2.0.0)
-    nokogiri (1.10.1)
+    nokogiri (1.10.5)
       mini_portile2 (~> 2.4.0)
     octokit (4.13.0)
       sawyer (~> 0.8.0, >= 0.5.3)