diff --git a/Gemfile.lock b/Gemfile.lock
index 0e71f8b..8025aa5 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -76,6 +76,7 @@ GEM
     concurrent-ruby (1.0.5)
     coolline (0.5.0)
       unicode_utils (~> 1.4)
+    crass (1.0.6)
     debug_inspector (0.0.3)
     diff-lcs (1.3)
     erubi (1.6.0)
@@ -96,7 +97,8 @@ GEM
       rb-fsevent (~> 0.9, >= 0.9.4)
       rb-inotify (~> 0.9, >= 0.9.7)
       ruby_dep (~> 1.2)
-    loofah (2.0.3)
+    loofah (2.19.1)
+      crass (~> 1.0.2)
       nokogiri (>= 1.5.9)
     mail (2.6.6)
       mime-types (>= 1.16, < 4)
@@ -104,15 +106,16 @@ GEM
     mime-types (3.1)
       mime-types-data (~> 3.2015)
     mime-types-data (3.2016.0521)
-    mini_portile2 (2.2.0)
+    mini_portile2 (2.8.0)
     minitest (5.10.2)
     multi_json (1.12.1)
     narray (0.6.1.2)
     narray_miss (1.4.0)
       narray
     nio4r (2.1.0)
-    nokogiri (1.8.0)
-      mini_portile2 (~> 2.2.0)
+    nokogiri (1.13.10)
+      mini_portile2 (~> 2.8.0)
+      racc (~> 1.4)
     pry (0.10.4)
       coderay (~> 1.1.0)
       method_source (~> 0.8.1)
@@ -136,6 +139,7 @@ GEM
       pry (>= 0.9.10, < 0.11.0)
     public_suffix (2.0.5)
     puma (3.12.6)
+    racc (1.6.1)
     rack (2.0.3)
     rack-test (0.6.3)
       rack (>= 1.0)