diff --git a/gnu/packages/emacs-xyz.scm b/gnu/packages/emacs-xyz.scm
index 7e19f7ce71..31e7b6a443 100644
--- a/gnu/packages/emacs-xyz.scm
+++ b/gnu/packages/emacs-xyz.scm
@@ -13553,7 +13553,7 @@ (define-public emacs-mkmcc-gnuplot-mode
        (uri (git-reference
              (url "https://github.com/mkmcc/gnuplot-mode")
              (commit "601f6392986f0cba332c87678d31ae0d0a496ce7")))
-       (file-name (string-append name "-" version "-checkout"))
+       (file-name (git-file-name name version))
        (sha256
         (base32
          "14f0yh1rjqc3337j4sbqzfb7pjim2c8a7wk1a73xkrdkmjn82vgb"))))