diff --git a/node-waves/index.d.ts b/node-waves/index.d.ts
index 2dc1f8f129..ce5c63da2e 100644
--- a/node-waves/index.d.ts
+++ b/node-waves/index.d.ts
@@ -35,7 +35,7 @@ export interface RippleOptions {
 	position?: {
 		x: number;
 		y: number;
-	} | null
+	} | null;
 }
 
 /**