diff --git a/README.org b/README.org
index 93a1c00..c04863b 100644
--- a/README.org
+++ b/README.org
@@ -2493,7 +2493,9 @@ When called twice, replace the previously inserted \\(\\) by one $."
 #+begin_src emacs-lisp -n
 (with-eval-after-load 'emacs
   (with-eval-after-load 'org-src
-    (setopt org-src-preserve-indentation t)
+    ;; https://list.orgmode.org/c3cc4ff1fcfb3bc741df89a3f45be30e@posteo.net/
+    (setopt org-src-preserve-indentation nil
+            org-edit-src-content-indentation 0)
 
     (defun org-left-shift-block ()
       "Left-shift the block at point using `org-indent-block'."