diff --git a/tmux/.tmux.conf b/tmux/.tmux.conf
index dafbaf9..1b670cb 100644
--- a/tmux/.tmux.conf
+++ b/tmux/.tmux.conf
@@ -33,6 +33,7 @@ set -g set-titles on
 set -g focus-events on
 
 # use vim keybinds in copy mode
+setw -g mode-keys vi
 bind -T copy-mode-vi v send-keys -X begin-selection
 bind -T copy-mode-vi C-v send-keys -X rectangle-toggle
 bind -T copy-mode-vi y send-keys -X copy-pipe-and-cancel "wl-copy"