diff --git a/guix/gexp.scm b/guix/gexp.scm
index a96592ac76..ffe4fc95c7 100644
--- a/guix/gexp.scm
+++ b/guix/gexp.scm
@@ -1386,14 +1386,9 @@ (define build
                       (ice-9 format)
                       (srfi srfi-1)
                       (srfi srfi-26)
+                      (system base target)
                       (system base compile))
 
-         ;; TODO: Inline this on the next rebuild cycle.
-         (ungexp-splicing
-          (if target
-              (gexp ((use-modules (system base target))))
-              (gexp ())))
-
          (define (regular? file)
            (not (member file '("." ".."))))