diff --git a/docs/reference/commandline/deploy.md b/docs/reference/commandline/deploy.md
index 59314e4a8d..9c9a1929e9 100644
--- a/docs/reference/commandline/deploy.md
+++ b/docs/reference/commandline/deploy.md
@@ -19,6 +19,7 @@ Create and update a stack from a Distributed Application Bundle (DAB)
 Options:
       --file   string   Path to a Distributed Application Bundle file (Default: STACK.dab)
       --help            Print usage
+      --registry-auth   Send registry authentication details to Swarm agents
 ```
 
 Create and update a stack from a `dab` file. This command has to be
diff --git a/experimental/docker-stacks-and-bundles.md b/experimental/docker-stacks-and-bundles.md
index 0b931f06db..5145362b09 100644
--- a/experimental/docker-stacks-and-bundles.md
+++ b/experimental/docker-stacks-and-bundles.md
@@ -46,6 +46,7 @@ Create and update a stack
 Options:
       --file   string   Path to a Distributed Application Bundle file (Default: STACK.dab)
       --help            Print usage
+      --registry-auth   Send registry authentication details to Swarm agents
 ```
 
 Let's deploy the stack created before: