diff --git a/models/workspace/shared/shared_workspace.go b/models/workspace/shared/shared_workspace.go
index 9339afc..14b846e 100644
--- a/models/workspace/shared/shared_workspace.go
+++ b/models/workspace/shared/shared_workspace.go
@@ -10,6 +10,7 @@ import (
 
 type SharedWorkspace struct {
 	utils.AbstractObject
+	CreatorID   string                 `json:"peer_id,omitempty" bson:"peer_id,omitempty" validate:"required"`
 	Version     string                 `json:"version,omitempty" bson:"version,omitempty" validate:"required"`
 	Description string                 `json:"description,omitempty" bson:"description,omitempty"`
 	Attributes  map[string]interface{} `json:"attributes,omitempty" bson:"attributes,omitempty"`