diff --git a/Gemfile.lock b/Gemfile.lock
index 278dd2b..1234787 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -52,7 +52,7 @@ GEM
     byebug (11.0.1)
     coderay (1.1.2)
     concurrent-ruby (1.1.5)
-    crass (1.0.4)
+    crass (1.0.5)
     erubi (1.8.0)
     execjs (2.7.0)
     ffi (1.9.25)
@@ -70,7 +70,7 @@ 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 (2.7.1)
@@ -84,7 +84,7 @@ GEM
     minitest (5.11.3)
     msgpack (1.2.10)
     nio4r (2.5.1)
-    nokogiri (1.10.3)
+    nokogiri (1.10.4)
       mini_portile2 (~> 2.4.0)
     parallel (1.17.0)
     parser (2.6.2.1)