diff --git a/models/workspace/shared/shared_workspace_mongo_accessor.go b/models/workspace/shared/shared_workspace_mongo_accessor.go
index 150285d..5c63694 100644
--- a/models/workspace/shared/shared_workspace_mongo_accessor.go
+++ b/models/workspace/shared/shared_workspace_mongo_accessor.go
@@ -133,7 +133,7 @@ func (wfa *sharedWorkspaceMongoAccessor) sharedWorkflow(shared *SharedWorkspace,
 }
 
 func (wfa *sharedWorkspaceMongoAccessor) deleteToPeer(shared *SharedWorkspace) {
-	if wfa.Caller != nil || wfa.Caller.URLS == nil || wfa.Caller.URLS[utils.SHARED_WORKSPACE.String()] == nil {
+	if wfa.Caller == nil || wfa.Caller.URLS == nil || wfa.Caller.URLS[utils.SHARED_WORKSPACE.String()] == nil {
 		return
 	}
 	paccess := (&peer.Peer{})
@@ -149,7 +149,7 @@ func (wfa *sharedWorkspaceMongoAccessor) deleteToPeer(shared *SharedWorkspace) {
 }
 
 func (wfa *sharedWorkspaceMongoAccessor) sendToPeer(shared *SharedWorkspace) {
-	if wfa.Caller != nil || wfa.Caller.URLS == nil || wfa.Caller.URLS[utils.SHARED_WORKSPACE.String()] == nil {
+	if wfa.Caller == nil || wfa.Caller.URLS == nil || wfa.Caller.URLS[utils.SHARED_WORKSPACE.String()] == nil {
 		return
 	}
 	paccess := (&peer.Peer{})