diff --git a/completions/zsh b/completions/zsh
index b41bdf9..db25ed8 100644
--- a/completions/zsh
+++ b/completions/zsh
@@ -11,7 +11,7 @@ cmd="$words[1]"
 args=(
 	'(-c --clear)'{-c,--clear}'[Clear screen before executing command]'
 	'(-h --help)'{-h,--help}'[Prints help information]'
-	'--shell=[Change the wrapping shell, or set to none to disable]'
+	'--shell=[Change the wrapping shell, or set to none to disable]:SHELL'
 	'-n[Shorthand for --shell=none]'
 	'--no-environment[Do not set WATCHEXEC_*_PATH environment variables for command]'
 	'--no-meta[Ignore metadata changes]'