diff --git a/lisp/org.el b/lisp/org.el
index ad4d1b9d3..a3d0c4547 100644
--- a/lisp/org.el
+++ b/lisp/org.el
@@ -19660,7 +19660,7 @@ Also align node properties according to `org-property-format'."
                       (org-with-point-at (org-element-property :begin element)
                         (+ (org-current-text-indentation)
                            org-edit-src-content-indentation)))))
-               (org-babel-do-key-sequence-in-edit-buffer (kbd "TAB"))
+               (org-babel-do-in-edit-buffer (funcall indent-line-function))
                (when (and block-content-ind (looking-at-p "^$"))
                  (indent-line-to block-content-ind))))
 	    (t