diff --git a/examples/js/loaders/AWDLoader.js b/examples/js/loaders/AWDLoader.js
index ab6c74479a5c53bd1948d7e5d67e3b337f31497d..54bf9ee37ecf0514b5e693a8d7a7174e9c76a070 100644
--- a/examples/js/loaders/AWDLoader.js
+++ b/examples/js/loaders/AWDLoader.js
@@ -699,7 +699,7 @@
 						attrib = new THREE.BufferAttribute( buffer, 1 );
 						geom.addAttribute( 'index', attrib );
 
-						geom.addDrawCall( 0, str_len / 2, 0 );
+						geom.addDrawCall( 0, str_len / 2 );
 
 						idx = 0;
 
diff --git a/examples/js/loaders/UTF8Loader.js b/examples/js/loaders/UTF8Loader.js
index de5fc466690d0503d4060bd2cfdd1e1b8f032590..40540d9ce1a3822da127155e406f356b3f3a3672 100644
--- a/examples/js/loaders/UTF8Loader.js
+++ b/examples/js/loaders/UTF8Loader.js
@@ -99,7 +99,7 @@ THREE.UTF8Loader.BufferGeometryCreator.prototype.create = function ( attribArray
 	geometry.addAttribute( 'normal', new THREE.BufferAttribute( normals, 3 ) );
 	geometry.addAttribute( 'uv', new THREE.BufferAttribute( uvs, 2 ) );
 
-	geometry.addDrawCall( 0, indices.length, 0 );
+	geometry.addDrawCall( 0, indices.length );
 
 	geometry.computeBoundingSphere();
 
diff --git a/examples/js/loaders/gltf/glTFLoader.js b/examples/js/loaders/gltf/glTFLoader.js
index 4e340769ac949fbc371b28ba29a558a1cb908732..3eb3b176ba3095f2b34281360df1e0de602eafa3 100644
--- a/examples/js/loaders/gltf/glTFLoader.js
+++ b/examples/js/loaders/gltf/glTFLoader.js
@@ -104,7 +104,7 @@ THREE.glTFLoader.prototype.load = function( url, callback ) {
 		var geometry = this.geometry;
 
 		geometry.addAttribute( 'index', new THREE.BufferAttribute( this.indexArray, 1 ) );
-		geometry.addDrawCall( 0, this.indexArray.length, 0 );
+		geometry.addDrawCall( 0, this.indexArray.length );
 
 		geometry.computeBoundingSphere();
 	};
diff --git a/examples/webgl_buffergeometry_drawcalls.html b/examples/webgl_buffergeometry_drawcalls.html
index 5d2eec37bdd6a07580d0cd52f42a2c81468e8b56..fa07f8ae7ec15ebcce0546b8ee5ac96fd6438c8b 100644
--- a/examples/webgl_buffergeometry_drawcalls.html
+++ b/examples/webgl_buffergeometry_drawcalls.html
@@ -147,7 +147,7 @@
 
 				}
 
-				particles.addDrawCall( 0, particleCount, 0 );
+				particles.addDrawCall( 0, particleCount );
 				particles.addAttribute( 'position', new THREE.DynamicBufferAttribute( particlePositions, 3 ) );
 
 				// create the particle system
@@ -161,7 +161,7 @@
 
 				geometry.computeBoundingSphere();
 
-				geometry.addDrawCall( 0, 0, 0 );
+				geometry.addDrawCall( 0, 0 );
 
 				var material = new THREE.LineBasicMaterial( {
 					vertexColors: THREE.VertexColors,
diff --git a/examples/webgl_interactive_raycasting_pointcloud.html b/examples/webgl_interactive_raycasting_pointcloud.html
index 45825579c159609a75268c6a36bd1e66e03b49df..951c295930e252a67cc47ff91344e720193985d5 100644
--- a/examples/webgl_interactive_raycasting_pointcloud.html
+++ b/examples/webgl_interactive_raycasting_pointcloud.html
@@ -160,7 +160,7 @@
 				}
 
 				geometry.addAttribute( 'index', new THREE.BufferAttribute( indices, 1 ) );
-				geometry.addDrawCall( 0, indices.length, 0 );
+				geometry.addDrawCall( 0, indices.length );
 
 				var material = new THREE.PointCloudMaterial( { size: pointSize, vertexColors: THREE.VertexColors } );
 				var pointcloud = new THREE.PointCloud( geometry, material );
diff --git a/src/core/BufferGeometry.js b/src/core/BufferGeometry.js
index 8d498ca2269eab78863c7fabd8ec9f94f94c922c..d50b5aae1c91a62ac94b5f83a81fd5dc51fef22f 100644
--- a/src/core/BufferGeometry.js
+++ b/src/core/BufferGeometry.js
@@ -561,7 +561,7 @@ THREE.BufferGeometry.prototype = {
 
 				if ( this.drawcalls.length === 0 ) {
 
-					this.addDrawCall( 0, indices.length, 0 );
+					this.addDrawCall( 0, indices.length );
 
 				}
 
@@ -746,7 +746,7 @@ THREE.BufferGeometry.prototype = {
 
 		if ( this.drawcalls.length === 0 ) {
 
-			this.addDrawCall( 0, indices.length, 0 );
+			this.addDrawCall( 0, indices.length );
 
 		}