diff --git a/cli/command/container/create.go b/cli/command/container/create.go
index 978e1465d3..31ddeaad01 100644
--- a/cli/command/container/create.go
+++ b/cli/command/container/create.go
@@ -83,6 +83,7 @@ func NewCreateCommand(dockerCli command.Cli) *cobra.Command {
 	_ = cmd.RegisterFlagCompletionFunc("env", completion.EnvVarNames)
 	_ = cmd.RegisterFlagCompletionFunc("env-file", completion.FileNames)
 	_ = cmd.RegisterFlagCompletionFunc("network", completion.NetworkNames(dockerCli))
+	_ = cmd.RegisterFlagCompletionFunc("platform", completion.Platforms)
 	_ = cmd.RegisterFlagCompletionFunc("pull", completion.FromList(PullImageAlways, PullImageMissing, PullImageNever))
 	_ = cmd.RegisterFlagCompletionFunc("restart", completeRestartPolicies)
 	_ = cmd.RegisterFlagCompletionFunc("stop-signal", completeSignals)
diff --git a/cli/command/container/run.go b/cli/command/container/run.go
index 2767d1f488..a3fc5f983a 100644
--- a/cli/command/container/run.go
+++ b/cli/command/container/run.go
@@ -74,6 +74,7 @@ func NewRunCommand(dockerCli command.Cli) *cobra.Command {
 	_ = cmd.RegisterFlagCompletionFunc("env", completion.EnvVarNames)
 	_ = cmd.RegisterFlagCompletionFunc("env-file", completion.FileNames)
 	_ = cmd.RegisterFlagCompletionFunc("network", completion.NetworkNames(dockerCli))
+	_ = cmd.RegisterFlagCompletionFunc("platform", completion.Platforms)
 	_ = cmd.RegisterFlagCompletionFunc("pull", completion.FromList(PullImageAlways, PullImageMissing, PullImageNever))
 	_ = cmd.RegisterFlagCompletionFunc("restart", completeRestartPolicies)
 	_ = cmd.RegisterFlagCompletionFunc("stop-signal", completeSignals)