diff --git a/Gemfile.lock b/Gemfile.lock
index 6eb485a..162edd9 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -88,7 +88,7 @@ GEM
     coffee-script-source (1.12.2)
     concurrent-ruby (1.1.4)
     connection_pool (2.2.2)
-    crass (1.0.4)
+    crass (1.0.5)
     daemons (1.3.1)
     database_cleaner (1.7.0)
     devise (3.5.10)
@@ -121,7 +121,7 @@ GEM
     jquery-ui-rails (6.0.1)
       railties (>= 3.2.16)
     kgio (2.11.2)
-    loofah (2.2.3)
+    loofah (2.3.1)
       crass (~> 1.0.2)
       nokogiri (>= 1.5.9)
     mail (2.7.1)
@@ -136,7 +136,7 @@ GEM
     net-scp (1.2.1)
       net-ssh (>= 2.6.5)
     net-ssh (5.1.0)
-    nokogiri (1.10.3)
+    nokogiri (1.10.5)
       mini_portile2 (~> 2.4.0)
     orm_adapter (0.5.0)
     paper_trail (10.2.0)