diff --git a/script/docs/generate-configuration-docs.rb b/script/docs/generate-configuration-docs.rb
index a867f26e5..a1688f3b0 100755
--- a/script/docs/generate-configuration-docs.rb
+++ b/script/docs/generate-configuration-docs.rb
@@ -1,6 +1,6 @@
 #!/usr/bin/env ruby
 
-require 'yaml'
+require "yaml"
 
 $stream = StringIO.new
 
@@ -10,7 +10,7 @@ def write string
 
 def escape_backticks value
   if value.is_a?(String)
-    value.gsub('`', '``')
+    value.gsub("`", "``")
   else
     value
   end
@@ -24,14 +24,14 @@ def in_backticks value
   end
 end
 
-docs_dir = File.expand_path('../../../docs', __FILE__)
-environment_variable_file = File.join(docs_dir, 'configuration.yml')
+docs_dir = File.expand_path("../../../docs", __FILE__)
+environment_variable_file = File.join(docs_dir, "configuration.yml")
 doc = YAML.load(File.read(environment_variable_file))
 
 write "# Pact Broker Configuration\n\n"
 # write "## Index"
 
-# doc['groups'].each do | group |
+# doc["groups"].each do | group |
 #   write "* #{group['title']}\n"
 
 #   group['vars'].each do | name, metadata |
@@ -42,43 +42,43 @@ def in_backticks value
 
 write "\n"
 
-doc['groups'].each do | group |
+doc["groups"].each do | group |
   write "<br/>\n\n"
-  write "## #{group['title']}\n\n<hr/>\n"
-  if group['comments']
-    write group['comments']
+  write "## #{group["title"]}\n\n<hr/>\n"
+  if group["comments"]
+    write group["comments"]
   end
   write "\n\n"
 
-  group['vars'].each do | name, metadata |
-    next if metadata['hidden']
+  group["vars"].each do | name, metadata |
+    next if metadata["hidden"]
     write "### #{name}\n\n"
-    write "#{metadata['description']}\n\n"
+    write "#{metadata["description"]}\n\n"
 
-    write "**Required:** #{metadata['required'] || 'false'}<br/>" if metadata['required']
-    write "**Format:** #{metadata['format']}<br/>" if metadata['format']
-    write "**Default:** #{in_backticks(metadata['default'])}<br/>" if !metadata['default'].nil?
-    if metadata['allowed_values']
-      allowed_values = metadata['allowed_values'].collect{ |val| in_backticks(val) }.join(', ')
+    write "**Required:** #{metadata["required"] || "false"}<br/>" if metadata["required"]
+    write "**Format:** #{metadata["format"]}<br/>" if metadata["format"]
+    write "**Default:** #{in_backticks(metadata["default"])}<br/>" if !metadata["default"].nil?
+    if metadata["allowed_values"]
+      allowed_values = metadata["allowed_values"].collect{ |val| in_backticks(val) }.join(", ")
       write "**Allowed values:** #{allowed_values}<br/>"
     end
-    write "**Example:** #{in_backticks(metadata['example']) }<br/>" if metadata['example']
-    if metadata['examples']
-      allowed_values = metadata['examples'].collect{ |val| in_backticks(val) }.join(', ')
+    write "**Example:** #{in_backticks(metadata["example"]) }<br/>" if metadata["example"]
+    if metadata["examples"]
+      allowed_values = metadata["examples"].collect{ |val| in_backticks(val) }.join(", ")
       write "**Examples:** #{allowed_values}<br/>"
     end
-    write "**More information:** #{metadata['more_info']}<br/>" if metadata['more_info']
+    write "**More information:** #{metadata["more_info"]}<br/>" if metadata["more_info"]
     write "\n"
   end
 end
 
-File.open(File.join(docs_dir, 'CONFIGURATION.md'), "w") { |file| file << $stream.string }
+File.open(File.join(docs_dir, "CONFIGURATION.md"), "w") { |file| file << $stream.string }
 
 required_env_vars = []
 
-doc['groups'].each do | group |
-  group['vars'].each do | name, metadata |
-    required_env_vars << name if metadata['required'] && !metadata['default']
+doc["groups"].each do | group |
+  group["vars"].each do | name, metadata |
+    required_env_vars << name if metadata["required"] && !metadata["default"]
   end
 end