diff --git a/Gemfile.lock b/Gemfile.lock
index f25fd96..e693978 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -76,6 +76,7 @@ GEM
       execjs
     coffee-script-source (1.12.2)
     concurrent-ruby (1.0.4)
+    crass (1.0.5)
     crossfilter-rails (1.3.7)
       railties (>= 3.0, < 5.0)
     debug_inspector (0.0.2)
@@ -108,7 +109,8 @@ GEM
       thor (>= 0.14, < 2.0)
     json (1.8.3)
     jwt (1.5.6)
-    loofah (2.0.3)
+    loofah (2.3.1)
+      crass (~> 1.0.2)
       nokogiri (>= 1.5.9)
     mail (2.6.4)
       mime-types (>= 1.16, < 4)
@@ -116,7 +118,7 @@ GEM
       mime-types-data (~> 3.2015)
     mime-types-data (3.2016.0521)
     mimemagic (0.3.0)
-    mini_portile2 (2.1.0)
+    mini_portile2 (2.4.0)
     minitest (5.10.1)
     multi_json (1.12.1)
     multi_xml (0.6.0)
@@ -125,8 +127,8 @@ GEM
     net-scp (1.2.1)
       net-ssh (>= 2.6.5)
     net-ssh (3.2.0)
-    nokogiri (1.7.0.1)
-      mini_portile2 (~> 2.1.0)
+    nokogiri (1.10.5)
+      mini_portile2 (~> 2.4.0)
     oauth2 (1.4.0)
       faraday (>= 0.8, < 0.13)
       jwt (~> 1.0)