diff --git a/Gemfile.lock b/Gemfile.lock
index 396bef1..50e2d40 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -49,7 +49,7 @@ GEM
       execjs
     coffee-script-source (1.12.2)
     concurrent-ruby (1.1.5)
-    crass (1.0.4)
+    crass (1.0.5)
     erubis (2.7.0)
     execjs (2.7.0)
     ffi (1.11.1)
@@ -69,7 +69,7 @@ GEM
     listen (3.0.8)
       rb-fsevent (~> 0.9, >= 0.9.4)
       rb-inotify (~> 0.9, >= 0.9.7)
-    loofah (2.2.3)
+    loofah (2.3.1)
       crass (~> 1.0.2)
       nokogiri (>= 1.5.9)
     mail (2.7.1)
@@ -83,7 +83,7 @@ GEM
     minitest (5.11.3)
     multi_xml (0.6.0)
     nio4r (2.3.1)
-    nokogiri (1.10.3)
+    nokogiri (1.10.5)
       mini_portile2 (~> 2.4.0)
     pg (1.1.4)
     puma (3.12.1)