--- a/my-log-mode.el	Sun Mar 01 13:38:37 2015 +0200
+++ b/my-log-mode.el	Sun Mar 01 13:39:23 2015 +0200
@@ -43,7 +43,7 @@
      )
     ))
 
-(setq my-log-mode-map (make-sparse-keymap))
+(defvar my-log-mode-map (make-sparse-keymap))
 (define-key my-log-mode-map (kbd "RET") 'my-log-goto)
 
 (require 'generic-x)