diff --git a/builtins/builtins.go b/builtins/builtins.go
index 3e0041c9d7..3fa06510d0 100644
--- a/builtins/builtins.go
+++ b/builtins/builtins.go
@@ -59,7 +59,7 @@ func daemon(eng *engine.Engine) error {
 // builtins jobs independent of any subsystem
 func dockerVersion(job *engine.Job) engine.Status {
 	v := &engine.Env{}
-	v.Set("Version", dockerversion.VERSION)
+	v.SetJson("Version", dockerversion.VERSION)
 	v.SetJson("ApiVersion", api.APIVERSION)
 	v.Set("GitCommit", dockerversion.GITCOMMIT)
 	v.Set("GoVersion", runtime.Version())