diff --git a/.rubocop.yml b/.rubocop.yml
index ba5bb34..4c5ed9b 100644
--- a/.rubocop.yml
+++ b/.rubocop.yml
@@ -24,6 +24,9 @@ Metrics/MethodLength:
 Style/Documentation:
   Enabled: false
 
+Style/HashSyntax:
+  EnforcedShorthandSyntax: never
+
 RSpec/ContextWording:
   Enabled: false
 RSpec/ExampleLength:
diff --git a/spec/helpers/definition_helper.rb b/spec/helpers/definition_helper.rb
index 138514e..2a83b3c 100644
--- a/spec/helpers/definition_helper.rb
+++ b/spec/helpers/definition_helper.rb
@@ -1,6 +1,7 @@
 # frozen_string_literal: true
 
 module DefinitionHelper
+  # rubocop:disable Metrics/AbcSize
   def simple_definition
     Slither.define :simple, by_bytes: false do |d|
       # This is a template section that can be reused in other sections
@@ -18,7 +19,7 @@ def simple_definition
       end
 
       d.body do |body|
-        body.trap { |line| line[0, 4] =~ /[^(HEAD|FOOT)]/ }
+        body.trap { |line| line[0, 4] =~ /[^(HEAD|FOT)]/ }
         body.column :id, 10, type: :integer
         body.column :name, 10, align: :left
         body.spacer 3
@@ -32,9 +33,10 @@ def simple_definition
       end
     end
   end
+  # rubocop:enable Metrics/AbcSize
 
   def simple_definition_test_data
-   {
+    {
       header: [
         { record_type: "HEAD", company_id: "ABC" }
       ],
diff --git a/spec/slither/column_spec.rb b/spec/slither/column_spec.rb
index 8e63ed5..8f7092e 100644
--- a/spec/slither/column_spec.rb
+++ b/spec/slither/column_spec.rb
@@ -192,7 +192,7 @@
         let(:options) { { padding: :space } }
 
         it "respect the format" do
-          expect(subject.format(25)).to eq('   25')
+          expect(subject.format(25)).to eq("   25")
         end
       end
 
@@ -280,13 +280,13 @@
         end
 
         context "with format" do
-          let(:options) { { type: :float, format: "%.3f"} }
+          let(:options) { { type: :float, format: "%.3f" } }
           let(:length) { 10 }
 
           it "support the type with its format" do
             expect(subject.format(234.45)).to eq("   234.450")
-            expect(subject.format('234.4500')).to eq("   234.450")
-            expect(subject.format('3')).to eq("     3.000")
+            expect(subject.format("234.4500")).to eq("   234.450")
+            expect(subject.format("3")).to eq("     3.000")
           end
 
           context "alignment and padding" do
diff --git a/spec/slither/definition_spec.rb b/spec/slither/definition_spec.rb
index f2cfbd6..5cd8602 100644
--- a/spec/slither/definition_spec.rb
+++ b/spec/slither/definition_spec.rb
@@ -20,7 +20,9 @@
       subject { described_class.new }
 
       it "defaults to :right if is not specified" do
-        subject.section("name") {}
+        subject.section("name") do
+          # Empty block
+        end
 
         section = subject.sections.first
 
@@ -28,7 +30,9 @@
       end
 
       it "override default if :align is passed to the section" do
-        subject.section("name", align: :left) {}
+        subject.section("name", align: :left) do
+          # Empty block
+        end
 
         section = subject.sections.first
 
@@ -63,10 +67,14 @@
     end
 
     it "does not create duplicate section names" do
-      subject.section(:header) {}
+      subject.section(:header) do
+        # Empty block
+      end
 
       expect do
-        subject.section(:header) {}
+        subject.section(:header) do
+          # Empty block
+        end
       end.to raise_error(ArgumentError)
     end
 
@@ -85,12 +93,16 @@
     it "create a new section" do
       expect(Slither::Section).to receive(:new)
 
-      subject.template(:row) {}
+      subject.template(:row) do
+        # Empty block
+      end
     end
 
     it "add a section to the templates collection" do
       expect do
-        subject.template(:row) {}
+        subject.template(:row) do
+          # Empty block
+        end
       end.to change { subject.templates.count }.by(1)
     end
 
diff --git a/spec/slither/generator_spec.rb b/spec/slither/generator_spec.rb
index 46bb72c..0491076 100644
--- a/spec/slither/generator_spec.rb
+++ b/spec/slither/generator_spec.rb
@@ -6,19 +6,19 @@
   let(:definition) do
     Slither.define :test do |d|
       d.header do |h|
-        h.trap { |line| line[0,4] == 'HEAD' }
+        h.trap { |line| line[0, 4] == "HEAD" }
         h.column :type, 4
         h.column :file_id, 10
       end
 
       d.body do |b|
-        b.trap { |line| line[0,4] =~ /[^(HEAD|FOOT)]/ }
+        b.trap { |line| line[0, 4] =~ /[^(HEAD|FOOT)]/ } # rubocop:disable Lint/DuplicateRegexpCharacterClassElement
         b.column :first, 10
         b.column :last, 10
       end
 
       d.footer do |f|
-        f.trap { |line| line[0,4] == 'FOOT' }
+        f.trap { |line| line[0, 4] == "FOOT" }
         f.column :type, 4
         f.column :file_id, 10
       end
@@ -28,12 +28,12 @@
   describe ".generate" do
     let(:data) do
       {
-        :header => [ {:type => "HEAD", :file_id => "1" }],
-        :body => [
-          {:first => "Paul", :last => "Hewson" },
-          {:first => "Dave", :last => "Evans" }
+        header: [{ type: "HEAD", file_id: "1" }],
+        body: [
+          { first: "Paul", last: "Hewson" },
+          { first: "Dave", last: "Evans" }
         ],
-        :footer => [ {:type => "FOOT", :file_id => "1" }]
+        footer: [{ type: "FOOT", file_id: "1" }]
       }
     end
 
diff --git a/spec/slither/parser_spec.rb b/spec/slither/parser_spec.rb
index b8eaa2c..c4d7230 100644
--- a/spec/slither/parser_spec.rb
+++ b/spec/slither/parser_spec.rb
@@ -192,40 +192,40 @@
   describe "private methods" do
     describe "#remove_new_lines!" do
       it "returns true for file starting in newlines or EOF" do
-        expect(subject.send(:remove_newlines!)).to eq(true)
+        expect(subject.send(:remove_newlines!)).to be(true)
 
         io.string = "\nXYZ"
-        expect(subject.send(:remove_newlines!)).to eq(true)
+        expect(subject.send(:remove_newlines!)).to be(true)
 
         io.string = "\r\n"
-        expect(subject.send(:remove_newlines!)).to eq(true)
+        expect(subject.send(:remove_newlines!)).to be(true)
 
         io.string = "\n\n\n\nXYZ\n"
-        expect(subject.send(:remove_newlines!)).to eq(true)
+        expect(subject.send(:remove_newlines!)).to be(true)
 
         io.string = ""
-        expect(subject.send(:remove_newlines!)).to eq(true)
+        expect(subject.send(:remove_newlines!)).to be(true)
       end
 
       it "return false for any other first characters" do
         io.string = "XYZ\nxyz"
-        expect(subject.send(:remove_newlines!)).to eq(false)
+        expect(subject.send(:remove_newlines!)).to be(false)
 
         io.string = " \nxyz"
-        expect(subject.send(:remove_newlines!)).to eq(false)
+        expect(subject.send(:remove_newlines!)).to be(false)
 
         io.string = "!YZxyz\n"
-        expect(subject.send(:remove_newlines!)).to eq(false)
+        expect(subject.send(:remove_newlines!)).to be(false)
       end
 
       it "leaves first non-newline char in place" do
         io.string = "\nXYZ"
-        expect(subject.send(:remove_newlines!)).to eq(true)
+        expect(subject.send(:remove_newlines!)).to be(true)
 
         first_character = io.getc
         expect(first_character).to eq("X")
 
-        expect(subject.send(:remove_newlines!)).to eq(false)
+        expect(subject.send(:remove_newlines!)).to be(false)
       end
     end
 
@@ -233,11 +233,11 @@
       it "is true for \n or \r and false otherwise" do
         ["\n", "\r"].each do |e|
           # ord = https://apidock.com/rails/String/ord
-          expect(subject.send(:newline?, e.ord)).to eq(true)
+          expect(subject.send(:newline?, e.ord)).to be(true)
         end
 
         ["", nil, "meep"].each do |e|
-          expect(subject.send(:newline?, e)).to eq(false)
+          expect(subject.send(:newline?, e)).to be(false)
         end
       end
     end
diff --git a/spec/slither/section_spec.rb b/spec/slither/section_spec.rb
index 312be81..b288505 100644
--- a/spec/slither/section_spec.rb
+++ b/spec/slither/section_spec.rb
@@ -36,7 +36,7 @@
       end.to raise_error(Slither::DuplicateColumnNameError)
     end
 
-    it "should allow duplicate column names that are reserved (i.e. spacer)" do
+    it "allow duplicate column names that are reserved (i.e. spacer)" do
       subject.spacer(10)
 
       expect do
@@ -82,15 +82,15 @@
         trap = subject.instance_variable_get(:@trap)
 
         expect(trap).to be_a(Proc)
-        expect(trap.call(4)).to eq(true)
+        expect(trap.call(4)).to be(true)
       end
     end
 
-    it "should try to match a line using the trap" do
+    it "try to match a line using the trap" do
       subject.trap { |line| line == "hello" }
 
-      expect(subject.match("hello")).to eq(true)
-      expect(subject.match("goodbye")).to eq(false)
+      expect(subject.match("hello")).to be(true)
+      expect(subject.match("goodbye")).to be(false)
     end
   end
 
@@ -102,8 +102,8 @@
     context "when template does not exist" do
       it "raise an error if the template is not found on the definition" do
         expect do
-          subject.template(:none).to raise_error(ArgumentError)
-        end
+          subject.template(:none).to
+        end.to raise_error(ArgumentError)
       end
     end
 
@@ -136,7 +136,7 @@
   end
 
   describe "#format" do
-    let(:data) { { id: 3, name: "Ryan"} }
+    let(:data) { { id: 3, name: "Ryan" } }
 
     it "transform the 'data' hash to the expected format based on the columns width" do
       subject.column(:id, 5)
@@ -198,6 +198,4 @@
       end
     end
   end
-
-
 end