diff --git a/src/runtime/transition/index.ts b/src/runtime/transition/index.ts
index c512dc68b5..85ab9b092a 100644
--- a/src/runtime/transition/index.ts
+++ b/src/runtime/transition/index.ts
@@ -138,7 +138,7 @@ interface ScaleParams {
 	easing: EasingFunction;
 	x: boolean;
 	y: boolean;
-	start: number | {x: number, y:number};
+	start: number | {x: number; y: number};
 	opacity: number;
 }