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-rw-r--r--lisp/emacs-lisp/chart.el2
1 files changed, 1 insertions, 1 deletions
diff --git a/lisp/emacs-lisp/chart.el b/lisp/emacs-lisp/chart.el
index 6f2f85fc765..2a01501f99e 100644
--- a/lisp/emacs-lisp/chart.el
+++ b/lisp/emacs-lisp/chart.el
@@ -347,7 +347,7 @@ of the drawing."
(odd nil)
p1)
(while s
- (setq odd (= (% (length s) 2) 1))
+ (setq odd (oddp (length s)))
(setq r (chart-translate-namezone (oref a chart) i))
(if (eq dir 'vertical)
(setq p (/ (+ (car r) (cdr r)) 2))