diff --git a/Gemfile.lock b/Gemfile.lock
index c2ac09e5..dcf264f3 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -83,7 +83,7 @@ GEM
     connection_pool (2.2.2)
     crack (0.4.3)
       safe_yaml (~> 1.0.0)
-    crass (1.0.4)
+    crass (1.0.5)
     devise (4.6.2)
       bcrypt (~> 3.0)
       orm_adapter (~> 0.1)
@@ -155,7 +155,7 @@ GEM
       activesupport (>= 4, < 5.1)
       railties (>= 4, < 5.1)
     logstash-event (1.2.02)
-    loofah (2.2.3)
+    loofah (2.3.1)
       crass (~> 1.0.2)
       nokogiri (>= 1.5.9)
     mail (2.7.0)
@@ -163,7 +163,7 @@ GEM
     metaclass (0.0.4)
     method_source (0.8.2)
     mini_mime (1.0.1)
-    mini_portile2 (2.3.0)
+    mini_portile2 (2.4.0)
     minitest (5.11.3)
     mocha (1.2.1)
       metaclass (~> 0.0.1)
@@ -171,8 +171,8 @@ GEM
     multi_xml (0.6.0)
     multipart-post (2.0.0)
     nio4r (2.3.1)
-    nokogiri (1.8.5)
-      mini_portile2 (~> 2.3.0)
+    nokogiri (1.10.5)
+      mini_portile2 (~> 2.4.0)
     operationcode-slack (0.6.0)
       activesupport
       httparty