diff --git a/Gemfile.lock b/Gemfile.lock
index d8f8800..8fdc385 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -78,7 +78,7 @@ GEM
       execjs
     coffee-script-source (1.12.2)
     concurrent-ruby (1.1.4)
-    crass (1.0.4)
+    crass (1.0.5)
     database_cleaner (1.7.0)
     debug_inspector (0.0.3)
     diff-lcs (1.3)
@@ -102,7 +102,7 @@ GEM
       therubyracer (~> 0.12.1)
     json (1.8.6)
     libv8 (3.16.14.19)
-    loofah (2.2.3)
+    loofah (2.3.1)
       crass (~> 1.0.2)
       nokogiri (>= 1.5.9)
     mail (2.7.1)
@@ -116,7 +116,7 @@ GEM
     minitest (5.11.3)
     multi_json (1.13.1)
     nio4r (2.3.1)
-    nokogiri (1.10.1)
+    nokogiri (1.10.5)
       mini_portile2 (~> 2.4.0)
     pg (1.1.4)
     public_suffix (3.0.3)