diff --git a/write.ts b/write.ts
index 88cb333..67442ea 100644
--- a/write.ts
+++ b/write.ts
@@ -28,7 +28,7 @@ export function writeSections(events: VideoDescription[][]): string {
         const event_name = token.event === token.location ? token.event : token.event + " " + token.location
 
         // FIXME: This will break with videos in 75 years
-        const event_contains_year = event_name.match(/\d{2}|20\d{2}/) === null
+        const event_contains_year = event_name.match(/\d{2}|20\d{2}/) !== null
         const event_date = event_contains_year ? "" : new Date(token.date).getFullYear().toString()
 
         let r = `== ${event_name} ${event_date} ==\n`