diff --git a/lib/aruba/matchers/rspec_matcher_include_regexp.rb b/lib/aruba/matchers/rspec_matcher_include_regexp.rb
index <HASH>..<HASH> 100644
--- a/lib/aruba/matchers/rspec_matcher_include_regexp.rb
+++ b/lib/aruba/matchers/rspec_matcher_include_regexp.rb
@@ -1,3 +1,21 @@
+# @!method include_regexp(regexp)
+#   This matchers checks if items of an <array> matches regexp
+#
+#   @param [Regexp] regexp
+#     The regular expression to use
+#
+#   @return [TrueClass, FalseClass] The result
+#
+#     false:
+#     * if regexp does not match
+#     true:
+#     * if regexp matches
+#
+#   @example Use matcher
+#
+#     RSpec.describe do
+#       it { expect(%w(asdf qwert)).to include_regexp(/asdf/) }
+#     end
 RSpec::Matchers.define :include_regexp do |expected|
   match do |actual|
     ! actual.grep(expected).empty?
Added documentation to include_regexp_matcher