diff --git a/rackunit-test/tests/rackunit/pr/5.rkt b/rackunit-test/tests/rackunit/pr/5.rkt
new file mode 100644
index 0000000..74cb693
--- /dev/null
+++ b/rackunit-test/tests/rackunit/pr/5.rkt
@@ -0,0 +1,12 @@
+#lang racket/base
+(module+ test
+  (require rackunit
+           racket/port
+           rackunit/text-ui)
+
+  (define t (open-output-string))
+  (parameterize ([current-error-port t])
+    (run-tests
+     (test-suite "x"
+                 (check-not-false (displayln 0)))))
+  (check-equal? (get-output-string t) ""))