diff --git a/share/completions/mix.fish b/share/completions/mix.fish
index 150321d80..8767e13b7 100644
--- a/share/completions/mix.fish
+++ b/share/completions/mix.fish
@@ -59,7 +59,7 @@ complete -f -c mix -n '__fish_mix_using_command escript.build' -l force -d "forc
 complete -f -c mix -n '__fish_mix_using_command escript.build' -l no-compile -d "skips compilation to .beam files"
 
 # new subcommand
-complete -f -c mix -n '__fish_mix_using_command new' -l sup -d "can be given to generate an OTP application skeleton including a supervision tree"
+complete -f -c mix -n '__fish_mix_using_command new' -l sup -d "generate an OTP application skeleton with a supervision tree"
 complete -f -c mix -n '__fish_mix_using_command new' -l umbrella -d "can be given to generate an umbrella project"
 complete -f -c mix -n '__fish_mix_using_command new' -l app -d "can be given in order to name the OTP application"
 complete -f -c mix -n '__fish_mix_using_command new' -l module -d "can be given in order to name the modules in the generated code skeleton"