diff --git a/bashrc b/bashrc
index 0331550..7ccfec2 100644
--- a/bashrc
+++ b/bashrc
@@ -34,10 +34,10 @@ prompt_command()
 {
     case ${TERM} in
         rxvt*|st*|xterm*)
-            printf "\033]0;%s@%s\007" "${USER}" "${HOSTNAME%%.*}"
+            printf "\033]0;%s\007" "${HOSTNAME%%.*}"
             ;;
         screen*|tmux*)
-            printf "\033k%s@%s\033\\" "${USER}" "${HOSTNAME%%.*}"
+            printf "\033k%s\033\\" "${HOSTNAME%%.*}"
             ;;
     esac
     if ((UID)); then
diff --git a/tmux.conf b/tmux.conf
index f366719..c4581bd 100644
--- a/tmux.conf
+++ b/tmux.conf
@@ -1,7 +1,5 @@
 unbind C-b
 bind C-g send-prefix
-bind s split-window -v
-bind v split-window -h
 bind h select-pane -L
 bind j select-pane -D
 bind k select-pane -U
@@ -19,9 +17,9 @@ bind -n M-q previous-window
 bind -n M-j next-window
 bind -n M-k previous-window
 bind -n M-` last-window
-set -g update-environment "DISPLAY SSH_ASKPASS SSH_AGENT_PID SSH_CONNECTION WINDOWID XAUTHORITY"
-set -g allow-rename off
 set -g prefix C-g
+set -g update-environment "DISPLAY SSH_ASKPASS SSH_AGENT_PID SSH_CONNECTION WINDOWID XAUTHORITY"
+set -g allow-rename on
 set -g mode-keys "vi"
 set -g set-titles "on"
 set -g set-titles-string "[#h:#S] #W"
@@ -34,8 +32,8 @@ set -g status-position "bottom"
 set -g status-justify "left"
 set -g status-left-length "100"
 set -g status-right-length "100"
-set -g pane-border-style "bg=default,fg=colour249"
-set -g pane-active-border-style "bg=default,fg=colour88"
+set -g pane-border-style "fg=colour249"
+set -g pane-active-border-style "fg=colour88"
 set -g status-style "bg=colour244"
 set -g message-style "bg=colour88,fg=colour255"
 set -g window-status-style "bg=colour244,fg=colour255"
diff --git a/zshrc b/zshrc
index 05418eb..c70c082 100644
--- a/zshrc
+++ b/zshrc
@@ -76,10 +76,10 @@ PROMPT4='%b%f+%N:%i%(!.%F{red}.%F{black})>%f%b '
 precmd.title() {
     case $TERM in
         st*|xterm*|rxvt*)
-            printf "\033]0;%s@%s\007" $USER ${HOST%%.*}
+            printf "\033]0;%s\007" ${HOST%%.*}
             ;;
         screen*|tmux*)
-            printf "\033k%s@%s\033\\" $USER ${HOST%%.*}
+            printf "\033k%s\033\\" ${HOST%%.*}
             ;;
     esac
 }