From 229b599259b24b30fdecbb70bdbba417a81e9723 Mon Sep 17 00:00:00 2001
From: Jessica Frazelle <princess@docker.com>
Date: Wed, 3 Jun 2015 16:56:09 -0700
Subject: [PATCH] fix version struct on old versions

Signed-off-by: Jessica Frazelle <princess@docker.com>
---
 api/server/server.go | 18 +++++++++++-------
 api/types/types.go   |  2 +-
 2 files changed, 12 insertions(+), 8 deletions(-)

diff --git a/api/server/server.go b/api/server/server.go
index 78728024a7..d7ec2d47d7 100644
--- a/api/server/server.go
+++ b/api/server/server.go
@@ -246,14 +246,18 @@ func (s *Server) postAuth(version version.Version, w http.ResponseWriter, r *htt
 
 func (s *Server) getVersion(version version.Version, w http.ResponseWriter, r *http.Request, vars map[string]string) error {
 	v := &types.Version{
-		Version:      dockerversion.VERSION,
-		ApiVersion:   api.APIVERSION,
-		GitCommit:    dockerversion.GITCOMMIT,
-		GoVersion:    runtime.Version(),
-		Os:           runtime.GOOS,
-		Arch:         runtime.GOARCH,
-		Experimental: utils.ExperimentalBuild(),
+		Version:    dockerversion.VERSION,
+		ApiVersion: api.APIVERSION,
+		GitCommit:  dockerversion.GITCOMMIT,
+		GoVersion:  runtime.Version(),
+		Os:         runtime.GOOS,
+		Arch:       runtime.GOARCH,
 	}
+
+	if version.GreaterThanOrEqualTo("1.19") {
+		v.Experimental = utils.ExperimentalBuild()
+	}
+
 	if kernelVersion, err := kernel.GetKernelVersion(); err == nil {
 		v.KernelVersion = kernelVersion.String()
 	}
diff --git a/api/types/types.go b/api/types/types.go
index d33e38d584..dd01fbced1 100644
--- a/api/types/types.go
+++ b/api/types/types.go
@@ -132,7 +132,7 @@ type Version struct {
 	Os            string
 	Arch          string
 	KernelVersion string `json:",omitempty"`
-	Experimental  bool
+	Experimental  bool   `json:",omitempty"`
 }
 
 // GET "/info"