diff --git a/threejs/lessons/threejs-fundamentals.md b/threejs/lessons/threejs-fundamentals.md
index f39cd50c..dae833d4 100644
--- a/threejs/lessons/threejs-fundamentals.md
+++ b/threejs/lessons/threejs-fundamentals.md
@@ -176,8 +176,7 @@ cube, prism, frustum.
 The height of the near and far planes are determined by the field of view.
 The width of both planes is determined by the field of view and the aspect.
 
-Anything inside the defined frustum will be be drawn. Anything outside
-will not.
+Anything inside the defined frustum will be drawn. Anything outside will not.
 
 The camera defaults to looking down the -Z axis with +Y up. We'll put our cube
 at the origin so we need to move the camera back a little from the origin
@@ -490,4 +489,4 @@ to support legacy browsers look into a <a href="https://babeljs.io">transpiler</
 
 <!-- needed in English only to prevent warning from outdated translations -->
 <a href="threejs-geometry.html"></a>
-<a href="Geometry"></a>
\ No newline at end of file
+<a href="Geometry"></a>