diff --git a/.rubocop.yml b/.rubocop.yml
index a6747a0..b96a58d 100644
--- a/.rubocop.yml
+++ b/.rubocop.yml
@@ -16,3 +16,25 @@ Style/StringLiteralsInInterpolation:
 
 Layout/LineLength:
   Max: 120
+
+Metrics/ClassLength:
+  Enabled: false
+
+Metrics/MethodLength:
+  Enabled: false
+
+Metrics/BlockLength:
+  Enabled: false
+
+Minitest/EmptyLineBeforeAssertionMethods:
+  Enabled: false
+
+Naming/MethodParameterName:
+  Enabled: false
+
+Naming/VariableNumber:
+  Enabled: false
+
+Style/Documentation:
+  Enabled: false
+
diff --git a/degem.gemspec b/degem.gemspec
index 083e87d..7047bfb 100644
--- a/degem.gemspec
+++ b/degem.gemspec
@@ -9,7 +9,10 @@ Gem::Specification.new do |spec|
   spec.email = ["riccardo.odone@gmail.com"]
 
   spec.summary = "Find unused gems in the Ruby bundle"
-  spec.description = "Degem finds unused gems in the Ruby bundle (ie, an app with a `Gemfile` or a gem with both a `Gemfile` and a gemspec)."
+  spec.description = [
+    "Degem finds unused gems in the Ruby bundle",
+    "(ie, an app with a `Gemfile` or a gem with both a `Gemfile` and a gemspec)."
+  ].join(" ")
   spec.homepage = "https://github.com/3v0k4/degem"
   spec.license = "MIT"
   spec.required_ruby_version = ">= 3.1.0"
diff --git a/lib/degem/find_unused.rb b/lib/degem/find_unused.rb
index e10f15f..81ac2d5 100644
--- a/lib/degem/find_unused.rb
+++ b/lib/degem/find_unused.rb
@@ -98,7 +98,7 @@ def based_on_top_composite_call(rubygem, line)
       regex = %r{
         (?<!\w::) # Do not match if :: before
         (?<!\w) # Do not match if \w before
-        #{rubygem.name.split("-").map(&:capitalize).join("")}
+        #{rubygem.name.split("-").map(&:capitalize).join}
         \.
       }x
       regex.match?(line)
@@ -128,7 +128,7 @@ def based_on_require_path(rubygem, line)
         require
         \s+
         ['"]
-        #{rubygem.name.gsub("-", "\/")} # match foo/bar when rubygem is foo-bar
+        #{rubygem.name.tr("-", "/")} # match foo/bar when rubygem is foo-bar
         ['"]
       }x
       regex.match?(line)