diff --git a/tests/environment.scm b/tests/environment.scm
index 147ecb0..5b8056c 100644
--- a/tests/environment.scm
+++ b/tests/environment.scm
@@ -54,3 +54,5 @@
   #f
   (let ((env (make-environment '())))
     (var-ref env "FOO")))
+
+(test-end)