diff --git a/lambda/writePass/index.js b/lambda/writePass/index.js
index 85b8fa7d..5dfb13ab 100644
--- a/lambda/writePass/index.js
+++ b/lambda/writePass/index.js
@@ -117,7 +117,7 @@ exports.handler = async (event, context) => {
 
     const bookingPSTShortDate = bookingPSTDateTime.toISODate();
 
-    const bookingPSTDayOfWeek = bookingPSTDateTime.weekdayLong;
+    const bookingPSTDayOfWeek = bookingPSTDateTime.setLocale('en-CA').weekdayLong;
     
     // check if passes are required on the booking weekday
     if (facilityData.bookingDays[bookingPSTDayOfWeek] === false) {