diff --git a/tests/parametrize.scm b/tests/parametrize.scm
index ec129afaf..88db09c59 100644
--- a/tests/parametrize.scm
+++ b/tests/parametrize.scm
@@ -1,4 +1,4 @@
-;; parametrize tests taken on https://docs.racket-lang.org/guide/parameterize.html
+;; parametrize tests based on https://docs.racket-lang.org/guide/parameterize.html
 (test "parameterize: lexical"
       (lambda (t)
         (define location (make-parameter "here"))