diff --git a/.rubocop.yml b/.rubocop.yml
index 315d211..f4e3ef3 100644
--- a/.rubocop.yml
+++ b/.rubocop.yml
@@ -14,3 +14,7 @@ RSpec/EmptyLineAfterHook:
 Naming/FileName:
   Exclude:
     - lib/ci-helper.rb
+
+Style/HashConversion:
+  Exclude:
+    - spec/**/*_spec.rb
diff --git a/README.md b/README.md
index 6b65ac5..61e464d 100644
--- a/README.md
+++ b/README.md
@@ -31,8 +31,10 @@ A command can accept list of options (parameters). Option values are passed thro
 For example, the BundlerAudit command accepts the ignored_advisories option
 You can set a value of this option by setting the flag `--ignored-advisories ignored-advisory`.
 It should be noted that all hyphens in flag names are automatically replaced with underscores.
+If command accepts array as option's value, you can separate values with either commas or spaces.
 ```bash
-$ ci-helper BundlerAudit --ignored-advisories first,second
+$ ci-helper BundlerAudit --ignored-advisories first,second # Valid
+$ ci-helper BundlerAudit --ignored-advisories first second # Valid too!
 ```
 
 List of available commands:
diff --git a/lib/ci_helper/cli.rb b/lib/ci_helper/cli.rb
index 0a98b09..9a4f2bb 100644
--- a/lib/ci_helper/cli.rb
+++ b/lib/ci_helper/cli.rb
@@ -26,13 +26,14 @@ def prepare!
     end
 
     def parse_options_from(args)
-      args.each_slice(2).with_object({}) do |args, options|
-        key = Tools::Inflector.instance.underscore(args.first.split("--").last)
-        value = args[1] || ""
-        raise Error, "Not valid options" if key.empty?
-
-        options[key.to_sym] = value
-      end
+      args
+        .slice_when { |_el_before, el_after| el_after.start_with?("--") }
+        .each_with_object({}) do |commands, options|
+          key = Tools::Inflector.instance.underscore(commands.shift.split("--").last)
+          raise "Invalid options" if key.empty?
+          value = commands.size <= 1 ? commands.first : commands
+          options[key.to_sym] = value || ""
+        end
     end
 
     def perform_command!
diff --git a/lib/ci_helper/commands.rb b/lib/ci_helper/commands.rb
index 5fe7b0b..19e24a6 100644
--- a/lib/ci_helper/commands.rb
+++ b/lib/ci_helper/commands.rb
@@ -60,6 +60,9 @@ def boolean_option(key)
 
       def plural_option(key)
         return [] unless options.key?(key)
+        value = options[key]
+        return value if value.is_a?(Array)
+
         options[key].split(",")
       end
 
diff --git a/lib/ci_helper/version.rb b/lib/ci_helper/version.rb
index 4745396..76e9cee 100644
--- a/lib/ci_helper/version.rb
+++ b/lib/ci_helper/version.rb
@@ -1,5 +1,5 @@
 # frozen_string_literal: true
 
 module CIHelper
-  VERSION = "0.4.1"
+  VERSION = "0.4.2"
 end
diff --git a/spec/ci_helper/cli_spec.rb b/spec/ci_helper/cli_spec.rb
index 03eecf5..6cd3820 100644
--- a/spec/ci_helper/cli_spec.rb
+++ b/spec/ci_helper/cli_spec.rb
@@ -30,7 +30,7 @@
     let(:args) { [command_class_name, ""] }
 
     it "raises error" do
-      expect { described_class.run!(args) }.to raise_error("Not valid options")
+      expect { described_class.run!(args) }.to raise_error("Invalid options")
     end
   end
 
@@ -46,6 +46,18 @@
     end
   end
 
+  context "with array in flag arguments" do
+    let(:args) { [command_class_name, "--ignored-advisories", "kek", "pek"] }
+
+    let(:expected_command) { "bundle exec bundler-audit check --update --ignore kek pek" }
+
+    it "properly parses this option" do
+      expect(client_response).to eq(0)
+      expect(popen_executed_commands.size).to eq(1)
+      expect(popen_executed_commands.first).to eq(expected_command)
+    end
+  end
+
   context "with bad thread exit code" do
     let(:process_value_exit_status) { 1 }
     let(:raised_error_message) do