diff --git a/Gemfile.lock b/Gemfile.lock
index 73c6daf..118ab70 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -105,7 +105,7 @@ GEM
     codecov (0.5.2)
       simplecov (>= 0.15, < 0.22)
     coderay (1.1.3)
-    concurrent-ruby (1.1.10)
+    concurrent-ruby (1.2.2)
     coolline (0.5.0)
       unicode_utils (~> 1.4)
     crass (1.0.6)
@@ -137,7 +137,7 @@ GEM
     httparty (0.18.1)
       mime-types (~> 3.0)
       multi_xml (>= 0.5.2)
-    i18n (1.12.0)
+    i18n (1.14.1)
       concurrent-ruby (~> 1.0)
     io-console (0.5.9)
     irb (1.3.6)
@@ -187,7 +187,7 @@ GEM
     mini_portile2 (2.5.3)
     mini_racer (0.4.0)
       libv8-node (~> 15.14.0.0)
-    minitest (5.17.0)
+    minitest (5.20.0)
     msgpack (1.4.2)
     multi_xml (0.6.0)
     nio4r (2.5.8)
@@ -242,7 +242,7 @@ GEM
     rails-dom-testing (2.0.3)
       activesupport (>= 4.2.0)
       nokogiri (>= 1.6)
-    rails-erd (1.6.1)
+    rails-erd (1.7.2)
       activerecord (>= 4.2)
       activesupport (>= 4.2)
       choice (~> 0.2.0)
@@ -275,7 +275,7 @@ GEM
     responders (3.0.1)
       actionpack (>= 5.0)
       railties (>= 5.0)
-    rexml (3.2.5)
+    rexml (3.2.6)
     rspec (3.10.0)
       rspec-core (~> 3.10.0)
       rspec-expectations (~> 3.10.0)
@@ -371,7 +371,7 @@ GEM
     turbolinks (5.2.1)
       turbolinks-source (~> 5.2)
     turbolinks-source (5.2.0)
-    tzinfo (2.0.5)
+    tzinfo (2.0.6)
       concurrent-ruby (~> 1.0)
     uglifier (4.2.0)
       execjs (>= 0.3.0, < 3)
@@ -391,7 +391,7 @@ GEM
     xpath (3.2.0)
       nokogiri (~> 1.8)
     yard (0.9.26)
-    zeitwerk (2.6.6)
+    zeitwerk (2.6.12)
 
 PLATFORMS
   ruby