diff --git a/docs/lib2x-shape_circle.md b/docs/lib2x-shape_circle.md
index 1cda15bf..1a4c7c77 100644
--- a/docs/lib2x-shape_circle.md
+++ b/docs/lib2x-shape_circle.md
@@ -2,7 +2,7 @@
 
 Sometimes you need all points on the path of a circle. Here's the function. Its `$fa`, `$fs` and `$fn` parameters are consistent with the `circle` module.
 
-**Since: 2.3**
+**Since:** 2.3
 
 ## Parameters