diff --git a/fish/.config/fish/conf.d/setup.fish b/fish/.config/fish/conf.d/setup.fish
index 062da71..a6d1d15 100644
--- a/fish/.config/fish/conf.d/setup.fish
+++ b/fish/.config/fish/conf.d/setup.fish
@@ -63,6 +63,9 @@ function __fish_setup_on_tty_login --description "Set up environment on tty logi
 
   set -gx CLICOLOR 1
   set -gx LSCOLORS 'gxfxcxdxbxegedabaggxgx'
+
+  # Start all tmux sessions on login
+  ~/.tmux/session-setup.sh
 end
 
 # Instead of tty check, we would have liked to do this using status is-login