diff --git a/Gemfile.lock b/Gemfile.lock
index b7d698f..65dc4fd 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -50,7 +50,7 @@ GEM
       activerecord (>= 4.0.0, < 5.3)
     builder (3.2.3)
     concurrent-ruby (1.1.5)
-    crass (1.0.4)
+    crass (1.0.5)
     database_cleaner (1.7.0)
     diff-lcs (1.3)
     erubi (1.8.0)
@@ -58,7 +58,7 @@ GEM
       activesupport (>= 4.2.0)
     i18n (1.6.0)
       concurrent-ruby (~> 1.0)
-    loofah (2.2.3)
+    loofah (2.3.1)
       crass (~> 1.0.2)
       nokogiri (>= 1.5.9)
     mail (2.7.1)
@@ -68,7 +68,7 @@ GEM
     mini_portile2 (2.4.0)
     minitest (5.11.3)
     nio4r (2.4.0)
-    nokogiri (1.10.2)
+    nokogiri (1.10.5)
       mini_portile2 (~> 2.4.0)
     rack (2.0.7)
     rack-test (1.1.0)