diff --git a/home/tmux.conf b/home/tmux.conf
index f92cdbd..317f767 100644
--- a/home/tmux.conf
+++ b/home/tmux.conf
@@ -13,7 +13,7 @@ bind C-Space send-prefix
 setw -g mode-keys vi
 
 # need this for ctrl+arrows, etc.
-set-option -g xterm-keys on
+set -g xterm-keys on
 
 # remove delay on escape key
 set -sg escape-time 0
@@ -41,6 +41,10 @@ set -g history-limit 10000
 # increase message time from 750ms
 set -g display-time 2500
 
+# remember commands entered in the prompt
+set -g history-file ~/.tmux_history
+set -g history-limit 1000
+
 # jump into copy-mode for Shift+PgUp, scroll half a page instead of a full page
 # switching modes is not ideal but it's the only way to scroll within tmux
 bind -n S-PgUp copy-mode \; send-keys -X halfpage-up
@@ -83,3 +87,5 @@ bind v split-window -h
 bind b split-window -v
 # overrides confirm-before -p "kill-pane #P? (y/n) " kill-pane
 bind x kill-pane
+# doesn't override anything?
+bind e detach-client -E 'exit 1'