diff --git a/Gemfile.lock b/Gemfile.lock
index 378709a..a7a2c73 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -2,58 +2,63 @@ PATH
   remote: .
   specs:
     impersonator (0.1.3)
-      zeitwerk (~> 2.1.6)
+      zeitwerk (~> 2.4.0)
 
 GEM
   remote: https://rubygems.org/
   specs:
-    ast (2.4.0)
-    diff-lcs (1.3)
-    jaro_winkler (1.5.2)
-    parallel (1.17.0)
-    parser (2.6.3.0)
-      ast (~> 2.4.0)
+    ast (2.4.1)
+    diff-lcs (1.4.4)
+    parallel (1.19.2)
+    parser (2.7.2.0)
+      ast (~> 2.4.1)
     rainbow (3.0.0)
-    rake (10.5.0)
-    rspec (3.8.0)
-      rspec-core (~> 3.8.0)
-      rspec-expectations (~> 3.8.0)
-      rspec-mocks (~> 3.8.0)
-    rspec-core (3.8.0)
-      rspec-support (~> 3.8.0)
-    rspec-expectations (3.8.3)
+    rake (13.0.1)
+    regexp_parser (1.8.2)
+    rexml (3.2.4)
+    rspec (3.9.0)
+      rspec-core (~> 3.9.0)
+      rspec-expectations (~> 3.9.0)
+      rspec-mocks (~> 3.9.0)
+    rspec-core (3.9.3)
+      rspec-support (~> 3.9.3)
+    rspec-expectations (3.9.2)
       diff-lcs (>= 1.2.0, < 2.0)
-      rspec-support (~> 3.8.0)
-    rspec-mocks (3.8.0)
+      rspec-support (~> 3.9.0)
+    rspec-mocks (3.9.1)
       diff-lcs (>= 1.2.0, < 2.0)
-      rspec-support (~> 3.8.0)
-    rspec-support (3.8.0)
+      rspec-support (~> 3.9.0)
+    rspec-support (3.9.3)
     rspec_junit_formatter (0.4.1)
       rspec-core (>= 2, < 4, != 2.12.0)
-    rubocop (0.71.0)
-      jaro_winkler (~> 1.5.1)
+    rubocop (0.93.1)
       parallel (~> 1.10)
-      parser (>= 2.6)
+      parser (>= 2.7.1.5)
       rainbow (>= 2.2.2, < 4.0)
+      regexp_parser (>= 1.8)
+      rexml
+      rubocop-ast (>= 0.6.0)
       ruby-progressbar (~> 1.7)
-      unicode-display_width (>= 1.4.0, < 1.7)
-    rubocop-rspec (1.33.0)
-      rubocop (>= 0.60.0)
+      unicode-display_width (>= 1.4.0, < 2.0)
+    rubocop-ast (0.8.0)
+      parser (>= 2.7.1.5)
+    rubocop-rspec (1.43.2)
+      rubocop (~> 0.87)
     ruby-progressbar (1.10.1)
-    unicode-display_width (1.6.0)
-    zeitwerk (2.1.8)
+    unicode-display_width (1.7.0)
+    zeitwerk (2.4.0)
 
 PLATFORMS
   ruby
 
 DEPENDENCIES
-  bundler (~> 1.17)
+  bundler (>= 1.17)
   impersonator!
-  rake (~> 10.0)
-  rspec (~> 3.0)
+  rake (>= 13.0, < 14.0)
+  rspec (>= 3.9, < 4.0)
   rspec_junit_formatter
   rubocop
   rubocop-rspec
 
 BUNDLED WITH
-   1.17.2
+   1.17.3
diff --git a/impersonator.gemspec b/impersonator.gemspec
index 05e6ee0..58a2988 100644
--- a/impersonator.gemspec
+++ b/impersonator.gemspec
@@ -33,9 +33,9 @@ Gem::Specification.new do |spec|
   spec.executables   = spec.files.grep(%r{^exe/}) { |f| File.basename(f) }
   spec.require_paths = ['lib']
 
-  spec.add_runtime_dependency 'zeitwerk', '~> 2.1.6'
-  spec.add_development_dependency 'bundler', '~> 1.17'
-  spec.add_development_dependency 'rake', '~> 10.0'
-  spec.add_development_dependency 'rspec', '~> 3.0'
+  spec.add_runtime_dependency 'zeitwerk', '~> 2.4.0'
+  spec.add_development_dependency 'bundler', '>= 1.17'
+  spec.add_development_dependency 'rake', '>= 13.0', '< 14.0'
+  spec.add_development_dependency 'rspec', '>= 3.9', '< 4.0'
   spec.add_development_dependency 'rspec_junit_formatter'
 end