diff --git a/locale/pl/events.js b/locale/pl/events.js
index b6cbefb8..642193f8 100644
--- a/locale/pl/events.js
+++ b/locale/pl/events.js
@@ -25,6 +25,8 @@ module.exports = [
     new Event('{https://www.facebook.com/events/567277200983253=I Bielski Marsz Równości}', 'LGBTQ', 9, dayYear(19, 2021), EventLevel.MajorDay),
     new Event('{https://www.facebook.com/events/579750703021865=III Marsz Równości w Opolu}', 'LGBTQ', 9, dayYear(25, 2021), EventLevel.MajorDay),
     new Event('{https://www.facebook.com/events/1593757500834654=13. Wrocławski Marsz Równości}', 'LGBTQ', 10, dayYear(2, 2021), EventLevel.MajorDay),
+        new Event('{https://www.facebook.com/events/1066052000600920=II Marsz Równości w Białymstoku}', 'LGBTQ', 10, dayYear(9, 2021), EventLevel.MajorDay),
+
 
     // dynamic date
     new Event('{https://pl.wikipedia.org/wiki/T%C4%99czowy_Pi%C4%85tek=Tęczowy Piątek}', null, 10, function* (monthDays) {