planetarium/mit-3d.pkg: define-class uses system-global-environment

diff --git a/src/planetarium/mit-3d.pkg b/src/planetarium/mit-3d.pkg
index c7166217af481a3820a27583e294ac0bda7e12c8..bfbf788eb8ee94e47260527edc972c5f9be6dfd0 100644 (file)
--- a/src/planetarium/mit-3d.pkg
+++ b/src/planetarium/mit-3d.pkg
@@ -42,6 +42,7 @@ USA.
          universal-time->local-time-string
          sleep-current-thread
          define-class define-method initialize-instance
+         system-global-environment
          define-syntax syntax-rules outf-error ill-formed-syntax)
   (import (gtk)
          gtk-widget-set-hexpand