diff --git a/home/user/.config/tmux/mappings.conf b/home/user/.config/tmux/mappings.conf
index 2983fd7..3e67e8f 100644
--- a/home/user/.config/tmux/mappings.conf
+++ b/home/user/.config/tmux/mappings.conf
@@ -1,9 +1,20 @@
 # vim: ft=tmux
 
+
 set -g prefix C-b
 
-# Ctrl+a to send prefix to remote tmux
-bind -n C-a send-prefix
+
+# Toggle local tmux mappings to allow control remote tmux
+bind -T root F12 \
+    set prefix None \;\
+    set key-table off \;\
+    set status off
+
+bind -T off F12 \
+    set -u prefix \;\
+    set -u key-table \;\
+    set status on
+
 
 # Zoom pane
 bind -n M-f resize-pane -Z