diff --git a/main.ts b/main.ts
index 275bd76..7dc6580 100644
--- a/main.ts
+++ b/main.ts
@@ -102,7 +102,7 @@ export const generateThingy = async (username: string, filterYear?: number): Pro
 	final += `max = ${max};\n`
 	final += `min = ${min};\n`
 	final += `text = "${username}";\n`
-	final += `year = "${filterYear}";\n`
+	final += `year = "${filterYear ?? ''}";\n`
 
 	if (process.env.NODE_ENV !== 'production') {
 		console.log(final)