diff --git a/railties/lib/rails/test_unit/reporter.rb b/railties/lib/rails/test_unit/reporter.rb
index ba80dad2e3b7d541fb9389b55b44b78fd4611975..3f38c1313238aeb686810a333b6a23ee83043115 100644
--- a/railties/lib/rails/test_unit/reporter.rb
+++ b/railties/lib/rails/test_unit/reporter.rb
@@ -33,7 +33,7 @@ def record(result)
       if output_inline? && result.failure && (!result.skipped? || options[:verbose])
         io.puts
         io.puts
-        io.puts format_failures(result).map { |line| color(line, :red) }
+        io.puts format_failures(result).map { |line| color(line, color) }
         io.puts
         io.puts format_rerun_snippet(result)
         io.puts