diff --git a/bee.go b/bee.go
index f64c163..59cfa9d 100644
--- a/bee.go
+++ b/bee.go
@@ -25,7 +25,7 @@ import (
 	"strings"
 )
 
-const version = "1.2.3"
+const version = "1.2.4"
 
 type Command struct {
 	// Run runs the command.
diff --git a/g_docs.go b/g_docs.go
index ab1c8b1..fa9b903 100644
--- a/g_docs.go
+++ b/g_docs.go
@@ -333,12 +333,12 @@ func isSystemPackage(pkgpath string) bool {
 	if utils.FileExists(wg) {
 		return true
 	}
-	
-        //TODO(zh):support go1.4
-        wg, _ = filepath.EvalSymlinks(filepath.Join(goroot, "src", pkgpath))
-        if utils.FileExists(wg) {
-            return true
-        }
+
+	//TODO(zh):support go1.4
+	wg, _ = filepath.EvalSymlinks(filepath.Join(goroot, "src", pkgpath))
+	if utils.FileExists(wg) {
+		return true
+	}
 
 	return false
 }
@@ -589,6 +589,9 @@ func getModel(str string) (pkgpath, objectname string, m swagger.Model, realType
 								if desc := stag.Get("description"); desc != "" {
 									mp.Description = desc
 								}
+								if ignore := stag.Get("ignore"); ignore != "" {
+									continue
+								}
 							}
 							m.Properties[name] = mp
 						}