1 files changed, 1 insertions, 1 deletions

diff --git a/lisp/comint.el b/lisp/comint.el
index ff8c07960df..a3666ec92d2 100644
--- a/lisp/comint.el
+++ b/lisp/comint.el
@@ -579,7 +579,7 @@ buffer.  The hook `comint-exec-hook' is run after each exec."
               (list "EMACS=t" "TERM=unknown"
                     (format "COLUMNS=%d" (frame-width)))
             (list "EMACS=t" "TERM=emacs"
-                  (format "TERMCAP=emacs:co#%d:tc=unknown" (frame-width))))
+                  (format "TERMCAP=emacs:co#%d:tc=unknown:" (frame-width))))
           process-environment))
         (default-directory
           (if (file-directory-p default-directory)