diff --git a/lib/simple_cov_lcov/configuration.rb b/lib/simple_cov_lcov/configuration.rb
index fc6eb0b..2b3cfe7 100644
--- a/lib/simple_cov_lcov/configuration.rb
+++ b/lib/simple_cov_lcov/configuration.rb
@@ -18,7 +18,7 @@ def single_report_path=(new_path)
     end
 
     def single_report_path
-      @single_report_path || File.join(output_directory, lcov_file_name)
+      @single_report_path ||= File.join(output_directory, lcov_file_name)
     end
 
     def lcov_file_name