diff --git a/pkg/client/client.go b/pkg/client/client.go
index bc665a00b..e8b8285d3 100644
--- a/pkg/client/client.go
+++ b/pkg/client/client.go
@@ -631,10 +631,12 @@ func (c *KpmClient) AddDepWithOpts(kclPkg *pkg.KclPkg, opt *opt.AddOptions) (*pk
 	}
 
 	// 3. update the kcl.mod and kcl.mod.lock.
-	tempDeps := kclPkg.ModFile.Dependencies.Deps[d.Name]
-	tempDeps.Name = opt.NewPkgName
-	kclPkg.ModFile.Dependencies.Deps[d.Name] = tempDeps
-	
+	if opt.NewPkgName != "" {
+		tempDeps := kclPkg.ModFile.Dependencies.Deps[d.Name]
+		tempDeps.Name = opt.NewPkgName
+		kclPkg.ModFile.Dependencies.Deps[d.Name] = tempDeps
+	}
+
 	err = kclPkg.UpdateModAndLockFile()
 	if err != nil {
 		return nil, err