diff --git a/Gemfile.lock b/Gemfile.lock
index 0125053..493f485 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -130,7 +130,7 @@ GEM
       orm_adapter (>= 0.4.0)
       sequel (>= 3.18.0)
     parallel (1.12.1)
-    parser (2.5.0.3)
+    parser (2.5.0.4)
       ast (~> 2.4.0)
     pg (0.21.0)
     powerpack (0.1.1)
@@ -198,7 +198,7 @@ GEM
       rspec-mocks (~> 3.7.0)
       rspec-support (~> 3.7.0)
     rspec-support (3.7.0)
-    rubocop (0.53.0)
+    rubocop (0.54.0)
       parallel (~> 1.10)
       parser (>= 2.5)
       powerpack (~> 0.1)
@@ -262,7 +262,7 @@ DEPENDENCIES
   rake (~> 12.3.0)
   rspec (~> 3.7.0)
   rspec-rails (~> 3.7.2)
-  rubocop (~> 0.53.0)
+  rubocop (~> 0.54.0)
 
 BUNDLED WITH
    1.16.1
diff --git a/ontohub-models.gemspec b/ontohub-models.gemspec
index 871bc35..1ff570e 100644
--- a/ontohub-models.gemspec
+++ b/ontohub-models.gemspec
@@ -53,7 +53,7 @@ Gem::Specification.new do |s|
   s.add_development_dependency 'rspec-rails', '~> 3.7.2'
 
   # CI services
-  s.add_development_dependency 'rubocop', '~> 0.53.0'
+  s.add_development_dependency 'rubocop', '~> 0.54.0'
 
   # We want to have these in the production environment as well in case we need
   # to debug the application: