diff --git a/config/tmux/tmux.conf b/config/tmux/tmux.conf
index 6a09a2f..f304200 100644
--- a/config/tmux/tmux.conf
+++ b/config/tmux/tmux.conf
@@ -4,6 +4,7 @@
 set -g default-terminal "xterm"
 set -as terminal-overrides ',*:Smulx=\E[4::%p1%dm'  # undercurl support
 set -as terminal-overrides ',*:Setulc=\E[58::2::%p1%{65536}%/%d::%p1%{256}%/%{255}%&%d::%p1%{255}%&%d%;m'  # underscore colours - needs tmux-3.0
+set-option -g default-shell /opt/homebrew/bin/fish
 
 # Window settings
 set -g automatic-rename on