diff --git a/Gemfile.lock b/Gemfile.lock
index 69bf6a1..81b6da8 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -80,7 +80,7 @@ GEM
       execjs
     coffee-script-source (1.12.2)
     concurrent-ruby (1.1.4)
-    crass (1.0.4)
+    crass (1.0.5)
     daemons (1.3.1)
     database_cleaner (1.7.0)
     debase (0.2.2)
@@ -132,7 +132,7 @@ GEM
     json (2.1.0)
     jwt (2.1.0)
     libv8 (3.16.14.19)
-    loofah (2.2.3)
+    loofah (2.3.1)
       crass (~> 1.0.2)
       nokogiri (>= 1.5.9)
     mail (2.7.1)
@@ -149,7 +149,7 @@ GEM
     multipart-post (2.0.0)
     mysql2 (0.4.10)
     nio4r (2.3.1)
-    nokogiri (1.10.1)
+    nokogiri (1.10.5)
       mini_portile2 (~> 2.4.0)
     nori (2.6.0)
     oauth (0.5.4)