diff --git a/Gemfile.lock b/Gemfile.lock
index 2798190..04850f1 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -63,7 +63,7 @@ GEM
     concurrent-ruby (1.0.5)
     crack (0.4.3)
       safe_yaml (~> 1.0.0)
-    crass (1.0.4)
+    crass (1.0.6)
     diff-lcs (1.3)
     domain_name (0.5.20180417)
       unf (>= 0.0.5, < 1.0.0)
@@ -81,7 +81,7 @@ GEM
     i18n (0.9.5)
       concurrent-ruby (~> 1.0)
     jmespath (1.4.0)
-    loofah (2.2.2)
+    loofah (2.11.0)
       crass (~> 1.0.2)
       nokogiri (>= 1.5.9)
     mail (2.7.0)
@@ -90,12 +90,14 @@ GEM
       mime-types-data (~> 3.2015)
     mime-types-data (3.2018.0812)
     mini_mime (1.0.1)
-    mini_portile2 (2.3.0)
+    mini_portile2 (2.5.3)
     minitest (5.11.3)
     netrc (0.11.0)
-    nokogiri (1.8.4)
-      mini_portile2 (~> 2.3.0)
+    nokogiri (1.11.7)
+      mini_portile2 (~> 2.5.0)
+      racc (~> 1.4)
     public_suffix (3.0.3)
+    racc (1.5.2)
     rack (1.6.10)
     rack-test (0.6.3)
       rack (>= 1.0)