1 files changed, 1 insertions, 1 deletions

diff --git a/lisp/textmodes/two-column.el b/lisp/textmodes/two-column.el
index dd22631957d..77822718617 100644
--- a/lisp/textmodes/two-column.el
+++ b/lisp/textmodes/two-column.el
@@ -236,7 +236,7 @@
   (define-key tc-mode-map "1" 'tc-merge)
   (define-key tc-mode-map "2" 'tc-two-columns)
   (define-key tc-mode-map "b" 'tc-associate-buffer)
-  (define-key tc-mode-map "e" 'tc-dissociate)
+  (define-key tc-mode-map "d" 'tc-dissociate)
   (define-key tc-mode-map "\C-l" 'tc-recenter)
   (define-key tc-mode-map "o" 'tc-associated-buffer)
   (define-key tc-mode-map "s" 'tc-split)