diff --git a/mason/packages/prevent-sleep.scm b/mason/packages/prevent-sleep.scm
index 382f37b..226918a 100644
--- a/mason/packages/prevent-sleep.scm
+++ b/mason/packages/prevent-sleep.scm
@@ -12,8 +12,7 @@
     (version "0.0.1")
     (home-page "https://wiki.mobian-project.org/doku.php?id=tweaks#suspend-sleep")
     (source
-     (local-file (string-append (dirname (current-filename)) "/scripts/prevent-sleep")
-              #:recursive? #t))
+     (local-file "scripts/prevent-sleep" #:recursive? #t))
     (build-system copy-build-system)
     (arguments
      '(#:install-plan