diff --git a/docs/reference/commandline/ps.md b/docs/reference/commandline/ps.md
index 8cfba9ab7d..14fe104c9a 100644
--- a/docs/reference/commandline/ps.md
+++ b/docs/reference/commandline/ps.md
@@ -51,7 +51,7 @@ Options:
 Running `docker ps --no-trunc` showing 2 linked containers.
 
 ```console
-$ docker ps
+$ docker ps --no-trunc
 
 CONTAINER ID        IMAGE                        COMMAND                CREATED              STATUS              PORTS               NAMES
 4c01db0b339c        ubuntu:12.04                 bash                   17 seconds ago       Up 16 seconds       3300-3310/tcp       webapp