diff --git a/Gemfile.lock b/Gemfile.lock
index 30d6f284..7201f569 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -109,8 +109,9 @@ GEM
     globalid (0.4.2)
       activesupport (>= 4.2.0)
     google-analytics-rails (1.1.1)
-    gretel (3.0.9)
-      rails (>= 3.1.0)
+    gretel (4.2.0)
+      actionview (>= 5.1, < 7.0)
+      railties (>= 5.1, < 7.0)
     hamlit (2.9.2)
       temple (>= 0.8.0)
       thor
@@ -148,7 +149,7 @@ GEM
     listen (3.2.1)
       rb-fsevent (~> 0.10, >= 0.10.3)
       rb-inotify (~> 0.9, >= 0.9.10)
-    loofah (2.6.0)
+    loofah (2.7.0)
       crass (~> 1.0.2)
       nokogiri (>= 1.5.9)
     mail (2.7.1)
@@ -161,12 +162,12 @@ GEM
     mimemagic (0.3.5)
     mini_mime (1.0.2)
     mini_portile2 (2.4.0)
-    minitest (5.14.1)
+    minitest (5.14.2)
     multi_json (1.14.1)
     multi_xml (0.6.0)
     multipart-post (2.1.1)
     newrelic_rpm (6.12.0.367)
-    nio4r (2.5.2)
+    nio4r (2.5.4)
     nokogiri (1.10.10)
       mini_portile2 (~> 2.4.0)
     oauth2 (1.4.4)
@@ -286,10 +287,10 @@ GEM
       gemoji (= 3.0.0)
       json
       slop
-    sprockets (4.0.0)
+    sprockets (4.0.2)
       concurrent-ruby (~> 1.0)
       rack (> 1, < 3)
-    sprockets-rails (3.2.1)
+    sprockets-rails (3.2.2)
       actionpack (>= 4.0)
       activesupport (>= 4.0)
       sprockets (>= 3.0.0)
@@ -299,16 +300,16 @@ GEM
     thor (1.0.1)
     thread_safe (0.3.6)
     tilt (2.0.9)
-    tzinfo (1.2.7)
+    tzinfo (1.2.8)
       thread_safe (~> 0.1)
     unicode-display_width (1.4.1)
     webpacker (4.2.2)
       activesupport (>= 4.2)
       rack-proxy (>= 0.6.1)
       railties (>= 4.2)
-    websocket-driver (0.7.1)
+    websocket-driver (0.7.3)
       websocket-extensions (>= 0.1.0)
-    websocket-extensions (0.1.4)
+    websocket-extensions (0.1.5)
     woothee (1.9.0)
     xpath (3.2.0)
       nokogiri (~> 1.8)