diff --git a/packages/replicad-docs/docs/tutorial-overview/planes-and-sketches.md b/packages/replicad-docs/docs/tutorial-overview/planes-and-sketches.md
index 3b092bd..34affb3 100644
--- a/packages/replicad-docs/docs/tutorial-overview/planes-and-sketches.md
+++ b/packages/replicad-docs/docs/tutorial-overview/planes-and-sketches.md
@@ -150,7 +150,7 @@ axes around the origin.
 const { drawRoundedRectangle, makePlane } = replicad;
 
 const main = () => {
-  const plane = makePlane("XY").rotate2DAxes(30, "Y");
+  const plane = makePlane("XY").rotate2DAxes(30);
   return drawRoundedRectangle(100, 50).sketchOnPlane(plane);
 };
 ```