diff --git a/lib/github_changelog_generator/parser.rb b/lib/github_changelog_generator/parser.rb
index 83e9400..cdd673e 100644
--- a/lib/github_changelog_generator/parser.rb
+++ b/lib/github_changelog_generator/parser.rb
@@ -92,7 +92,7 @@ module GitHubChangelogGenerator
         opts.on("--[no-]author", "Add author of pull-request in the end. Default is true") do |author|
           options[:author] = author
         end
-        opts.on("--usernames-as-github-logins", "Use GitHub tags instead of links for the author of an issue or pull-request.") do |v|
+        opts.on("--usernames-as-github-logins", "Use GitHub tags instead of Markdown links for the author of an issue or pull-request.") do |v|
           options[:usernames_as_github_logins] = v
         end
         opts.on("--unreleased-only", "Generate log from unreleased closed issues only.") do |v|