diff --git a/src/entry.ts b/src/entry.ts
index ce0774c..7d473e2 100644
--- a/src/entry.ts
+++ b/src/entry.ts
@@ -17,7 +17,7 @@ export class MediaEntry extends Entry {
 		return /* HTML */ `<entry
 			producer="${this.producer.id}"
 			in="${this.in_point}"
-			out="${this.out_point}"
+			${this.out_point ? `out="${this.out_point}"` : ""}
 		></entry>`;
 	}
 }