diff --git a/gnu/build/vm.scm b/gnu/build/vm.scm
index 60d1b980c1..e631e5a834 100644
--- a/gnu/build/vm.scm
+++ b/gnu/build/vm.scm
@@ -26,6 +26,7 @@ (define-module (gnu build vm)
   #:use-module (guix build syscalls)
   #:use-module (gnu build linux-boot)
   #:use-module (gnu build install)
+  #:use-module (gnu build file-systems)
   #:use-module (guix records)
   #:use-module ((guix combinators) #:select (fold2))
   #:use-module (ice-9 format)