diff --git a/src/math/Box3.js b/src/math/Box3.js
index 765544343cb32a12d992e58317c7ba8207844b1a..ad10f1e3279a3340d08d196a88f2141866e7d366 100644
--- a/src/math/Box3.js
+++ b/src/math/Box3.js
@@ -29,7 +29,7 @@ THREE.Box3.prototype = {
 
 		for ( var i = 0, il = points.length; i < il; i ++ ) {
 
-			this.expandByPoint( points[ i ] )
+			this.expandByPoint( points[ i ] );
 
 		}