diff --git a/Gemfile.lock b/Gemfile.lock
index 37072af..b00ba2d 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -232,7 +232,7 @@ GEM
     public_suffix (5.0.3)
     puma (6.4.0)
       nio4r (~> 2.0)
-    racc (1.7.2)
+    racc (1.7.3)
     rack (2.2.8)
     rack-cache (1.14.0)
       rack (>= 0.4)
@@ -328,10 +328,11 @@ GEM
     rubocop-performance (1.19.1)
       rubocop (>= 1.7.0, < 2.0)
       rubocop-ast (>= 0.4.0)
-    rubocop-rails (2.21.2)
+    rubocop-rails (2.22.2)
       activesupport (>= 4.2.0)
       rack (>= 1.1)
       rubocop (>= 1.33.0, < 2.0)
+      rubocop-ast (>= 1.30.0, < 2.0)
     rubocop-rake (0.6.0)
       rubocop (~> 1.0)
     rubocop-rspec (2.25.0)