1 files changed, 1 insertions, 1 deletions

diff --git a/lisp/calc/calc-bin.el b/lisp/calc/calc-bin.el
index a011b06c28a..5aa41aab601 100644
--- a/lisp/calc/calc-bin.el
+++ b/lisp/calc/calc-bin.el
@@ -823,7 +823,7 @@ the size of a Calc bignum digit.")
 ;;; Two's complement mode
 
 (defun math-format-twos-complement (a)
-  "Format an integer in complement signed mode."
+  "Format an integer in two's complement mode."
   (let* (;(calc-leading-zeros t)
          (overflow nil)
          (negative nil)