diff --git a/plugins/tmux/tmux.fish b/plugins/tmux/tmux.fish
deleted file mode 100644
index 67313ff..0000000
--- a/plugins/tmux/tmux.fish
+++ /dev/null
@@ -1,5 +0,0 @@
-# Force tmux to assume the terminal supports 256 colours.
-
-function tmux
-  command tmux -2 $argv
-end