diff --git a/bashrc b/bashrc
index 3554a10..2622521 100755
--- a/bashrc
+++ b/bashrc
@@ -381,6 +381,12 @@ mkcd(){
     cd $1
 }
 
+if null type reattach-to-user-namespace
+then
+    alias pbpaste="reattach-to-user-namespace pbpaste"
+    alias pbcopy="reattach-to-user-namespace pbcopy"
+fi
+
 catclip(){
     if iswindows
     then
diff --git a/tmux.conf b/tmux.conf
index 8d40d52..d4f87fa 100644
--- a/tmux.conf
+++ b/tmux.conf
@@ -11,7 +11,7 @@ set -g base-index 1
 set -g default-command /bin/bash
 #set -g default-terminal screen-256color
 #set -g default-terminal screen-16color
-set default-path "$HOME" # not work as i expected
+set default-path "${HOME}" # not work as i expected
 
 #set -g status-left ""
 #set -g status-right "#H | %a, %d %b %Y %T %z #(tmux -V)"
@@ -30,8 +30,8 @@ if "test `hostname` = darwin-mba.local" \
 if "test `hostname` = newkiwi" \
     "set -g status-bg magenta; set -g pane-active-border-fg magenta"
 
-if "test -f /opt/local/bin/reattach-to-user-namespace" \
-    "set-option -g default-command '/opt/local/bin/reattach-to-user-namespace bash'"
+# if "test -f /opt/local/bin/reattach-to-user-namespace" \
+#     "set -g default-command '/opt/local/bin/reattach-to-user-namespace -l bash'"
 
 # window-status-current
 setw -g window-status-current-fg black