diff --git a/guix/packages.scm b/guix/packages.scm
index 2d33212f44..bce82ab3a3 100644
--- a/guix/packages.scm
+++ b/guix/packages.scm
@@ -183,6 +183,7 @@ (define-module (guix packages)
             package-closure
 
             default-guile
+            guile-for-grafts
             default-guile-derivation
             set-guile-for-build
             package-file