diff --git a/lisp/my/my-org-article.el b/lisp/my/my-org-article.el
index 60dae862..c90daad0 100644
--- a/lisp/my/my-org-article.el
+++ b/lisp/my/my-org-article.el
@@ -85,11 +85,6 @@
 (setq org-babel-default-header-args:latex
       `((:results . "latex")
         (:exports . "results")
-        (:prologue . (lambda ()
-                       (concat (by-backend
-                                (latex gnuplot-init-light)
-                                (article-latex gnuplot-init-light)
-                                (t gnuplot-init-dark)))))
         (:headers . (lambda ()
                     (if (org-export-derived-backend-p org-export-current-backend 'latex)
                         ""