diff --git a/bar.go b/bar.go
index 644b1fa..00127ba 100644
--- a/bar.go
+++ b/bar.go
@@ -34,7 +34,7 @@
 }
 
 // Filler interface.
-// Bar rednders by calling Filler's Fill method.  You can literally
+// Bar renders by calling Filler's Fill method.  You can literally
 // have any bar kind, by implementing this interface and passing it
 // to the Add method.
 type Filler interface {