diff --git a/games/poker/poker.md b/games/poker/poker.md
index 6118866..9c59d3d 100644
--- a/games/poker/poker.md
+++ b/games/poker/poker.md
@@ -25,7 +25,7 @@ role: part
 type: card
 face: ./cards-13x4.jpg
 back: ./back-4x1.png
-size: [63, 88, 3]
+size: [63, 88, 0.3]
 fillet: 2
 $variants: ./cards.csv
 ```