diff --git a/contrib/completion/zsh/_docker b/contrib/completion/zsh/_docker
index a9a48d8c64..bae4048e78 100644
--- a/contrib/completion/zsh/_docker
+++ b/contrib/completion/zsh/_docker
@@ -1481,6 +1481,7 @@ __docker_subcommand() {
         "($help)--privileged[Give extended privileges to this container]"
         "($help)--read-only[Mount the container's root filesystem as read only]"
         "($help)*--security-opt=[Security options]:security option: "
+        "($help)--stop-timeout=[Timeout (in seconds) to stop a container]:time: "
         "($help)*--sysctl=-[sysctl options]:sysctl: "
         "($help -t --tty)"{-t,--tty}"[Allocate a pseudo-tty]"
         "($help -u --user)"{-u=,--user=}"[Username or UID]:user:_users"