diff --git a/config.scm b/config.scm
index f3358b9..ed25da8 100644
--- a/config.scm
+++ b/config.scm
@@ -32,7 +32,8 @@
     (lambda (port)
       (read port)
       (read port)
-      (eval (cadar (last-pair (read port)))))))
+      (eval (cadar (last-pair (read port)))
+            (interaction-environment)))))
 
 (operating-system
  (host-name "ziltis-machine")