diff --git a/bash/.bashrc b/bash/.bashrc
index f237bd0..8adaac1 100644
--- a/bash/.bashrc
+++ b/bash/.bashrc
@@ -1,3 +1,5 @@
+[ -z "$TMUX"  ] && tmux a
+
 [ -f /etc/bashrc ] && . /etc/bashrc
 . /usr/local/etc/profile.d/z.sh
 [ -f /etc/bash_completion ] && . /etc/bash_completion
diff --git a/tmux/.tmux.conf b/tmux/.tmux.conf
index a09af19..8cb4bd7 100644
--- a/tmux/.tmux.conf
+++ b/tmux/.tmux.conf
@@ -1,11 +1,6 @@
 # NOTE: First of all install TPM
 # git clone https://github.com/tmux-plugins/tpm ~/.tmux/plugins/tpm
 
-# unbind-key C-b
-# set -g prefix C-a
-
-set-clipboard on
-
 set-option -g default-command "reattach-to-user-namespace -l bash"
 
 # Set the base index for windows to 1 instead of 0.
@@ -66,8 +61,8 @@ unbind-key -T copy-mode-vi v
 bind-key -T copy-mode-vi 'v' send -X begin-selection # Begin selection in copy mode.
 bind-key -T copy-mode-vi 'C-v' send -X rectangle-toggle # Begin selection in copy mode.
 bind-key -T copy-mode-vi 'y' send -X copy-selection # Yank selection in copy mode.
-bind-key -t copy-mode-vi 'K' halfpage-up
-bind-key -t copy-mode-vi 'J' halfpage-down
+bind-key -T copy-mode-vi 'K' send -X halfpage-up
+bind-key -T copy-mode-vi 'J' send -X halfpage-down
 
 # => Plugins
 set -g @plugin 'tmux-plugins/tpm'
@@ -83,7 +78,7 @@ set -g @plugin 'tmux-plugins/tmux-open'
 set -g @plugin 'tmux-plugins/tmux-pain-control'
 
 # If run as "tmux attach", create a session if one does not already exist
-new-session -A -s main
+new-session -A -s default
 
 # Initialize TMUX plugin manager (keep this line at the very bottom of tmux.conf)
 run '~/.tmux/plugins/tpm/tpm'