diff --git a/gnu/tests/monitoring.scm b/gnu/tests/monitoring.scm
index 732fbc54d7..d20b8ac59e 100644
--- a/gnu/tests/monitoring.scm
+++ b/gnu/tests/monitoring.scm
@@ -280,7 +280,7 @@ zabbix||{}
              '(file-exists? "/var/run/nginx/pid")
              marionette))
 
-          ;; Make sure we can access pages that correspond to our repository.
+          ;; Make sure we can access pages that correspond to our Zabbix instance.
           (letrec-syntax ((test-url
                            (syntax-rules ()
                              ((_ path code)