diff --git a/docs/lib2-px_polyline.md b/docs/lib2-px_polyline.md
index c32f6643..220be428 100644
--- a/docs/lib2-px_polyline.md
+++ b/docs/lib2-px_polyline.md
@@ -1,6 +1,6 @@
 # px_polyline
 
-Given a list of points. `px_line` returns points that can be used to draw a pixel-style polyline.
+Given a list of points. `px_polyline` returns points that can be used to draw a pixel-style polyline.
 
 **Since:** 2.0