diff --git a/examples/jsm/loaders/3MFLoader.js b/examples/jsm/loaders/3MFLoader.js
index b75310c451d2b7..a65535e14af0de 100644
--- a/examples/jsm/loaders/3MFLoader.js
+++ b/examples/jsm/loaders/3MFLoader.js
@@ -122,6 +122,8 @@ class ThreeMFLoader extends Loader {
 
 			}
 
+			let rootModelFile = null;
+
 			for ( file in zip ) {
 
 				if ( file.match( /\_rels\/.rels$/ ) ) {
@@ -132,9 +134,13 @@ class ThreeMFLoader extends Loader {
 
 					modelRelsName = file;
 
-				} else if ( file.match( /^3D\/.*\.model$/ ) ) {
+				} else if ( file.match( /^3D\/[^\/]*\.model$/ ) ) {
+
+					rootModelFile = file ;
 
-					modelPartNames.push( file );
+				} else if ( file.match( /^3D\/.*\/.*\.model$/ ) ) {
+
+					modelPartNames.push( file ); // sub models
 
 				} else if ( file.match( /^3D\/Textures?\/.*/ ) ) {
 
@@ -144,6 +150,8 @@ class ThreeMFLoader extends Loader {
 
 			}
 
+			modelPartNames.push( rootModelFile ); // push root model at the end so it is processed after the sub models
+
 			if ( relsName === undefined ) throw new Error( 'THREE.ThreeMFLoader: Cannot find relationship file `rels` in 3MF archive.' );
 
 			//