diff --git a/d2target/d2target.go b/d2target/d2target.go
index b324e4ff6..8a2ae89fb 100644
--- a/d2target/d2target.go
+++ b/d2target/d2target.go
@@ -278,7 +278,7 @@ const (
 	DiamondArrowhead       Arrowhead = "diamond"
 	FilledDiamondArrowhead Arrowhead = "filled-diamond"
 	CircleArrowhead        Arrowhead = "circle"
-	FilledCircleArrowhead  Arrowhead = "circle-filled"
+	FilledCircleArrowhead  Arrowhead = "filled-circle"
 
 	// For fat arrows
 	LineArrowhead Arrowhead = "line"