diff --git a/Gemfile.lock b/Gemfile.lock
index 644cc52..597ea82 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -259,7 +259,7 @@ GEM
       rspec-mocks (~> 3.7.0)
       rspec-support (~> 3.7.0)
     rspec-support (3.7.1)
-    rubocop (0.55.0)
+    rubocop (0.56.0)
       parallel (~> 1.10)
       parser (>= 2.5)
       powerpack (~> 0.1)