diff --git a/lib/github_changelog_generator/generator/generator_generation.rb b/lib/github_changelog_generator/generator/generator_generation.rb
index 4b18fd7..b8b9878 100644
--- a/lib/github_changelog_generator/generator/generator_generation.rb
+++ b/lib/github_changelog_generator/generator/generator_generation.rb
@@ -145,7 +145,7 @@ module GitHubChangelogGenerator
 
       title_with_number = "#{encapsulated_title} [\\##{issue['number']}](#{issue['html_url']})"
       if options[:issue_line_labels].present?
-        title_with_number = "#{title_with_number}{line_labels_for(issue)}"
+        title_with_number = "#{title_with_number}#{line_labels_for(issue)}"
       end
       issue_line_with_user(title_with_number, issue)
     end