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-rw-r--r--gnu/build/file-systems.scm7
1 files changed, 4 insertions, 3 deletions
diff --git a/gnu/build/file-systems.scm b/gnu/build/file-systems.scm
index 04431ba596..5814caf215 100644
--- a/gnu/build/file-systems.scm
+++ b/gnu/build/file-systems.scm
@@ -53,9 +53,10 @@
;; 'mount' is already defined in the statically linked Guile used for initial
;; RAM disks, but in all other cases the (guix build syscalls) module contains
;; the mount binding.
-(unless (defined? 'mount)
- (module-use! (current-module)
- (resolve-interface '(guix build syscalls))))
+(eval-when (expand load eval)
+ (unless (defined? 'mount)
+ (module-use! (current-module)
+ (resolve-interface '(guix build syscalls)))))
;; Linux mount flags, from libc's <sys/mount.h>.
(define MS_RDONLY 1)