diff --git a/thrimbletrimmer/scripts/common.js b/thrimbletrimmer/scripts/common.js
index 1acdccd..1056c70 100644
--- a/thrimbletrimmer/scripts/common.js
+++ b/thrimbletrimmer/scripts/common.js
@@ -1,7 +1,8 @@
 var DateTime = luxon.DateTime;
 var Interval = luxon.Interval;
+luxon.Settings.defaultZone = "utc";
 
-var globalBusStartTime = DateTime.fromISO("1970-01-01T00:00:00", { zone: "utc" });
+var globalBusStartTime = DateTime.fromISO("1970-01-01T00:00:00");
 var globalStreamName = "";
 var globalStartTimeString = "";
 var globalEndTimeString = "";
@@ -131,7 +132,7 @@ function formatIntervalForDisplay(interval) {
 }
 
 function dateTimeFromWubloaderTime(wubloaderTime) {
-	return DateTime.fromISO(wubloaderTime, { zone: "utc" });
+	return DateTime.fromISO(wubloaderTime);
 }
 
 function wubloaderTimeFromDateTime(dateTime) {
diff --git a/thrimbletrimmer/scripts/edit.js b/thrimbletrimmer/scripts/edit.js
index 65c853e..1c90711 100644
--- a/thrimbletrimmer/scripts/edit.js
+++ b/thrimbletrimmer/scripts/edit.js
@@ -234,7 +234,7 @@ async function loadVideoInfo() {
 
 async function initializeVideoInfo() {
 	globalStreamName = videoInfo.video_channel;
-	globalBusStartTime = DateTime.fromISO(videoInfo.bustime_start, { zone: "utc" });
+	globalBusStartTime = DateTime.fromISO(videoInfo.bustime_start);
 
 	let eventStartTime = dateTimeFromWubloaderTime(videoInfo.event_start);
 	let eventEndTime = videoInfo.event_end ? dateTimeFromWubloaderTime(videoInfo.event_end) : null;
@@ -1011,7 +1011,7 @@ function dateTimeFromVideoPlayerTime(videoPlayerTime) {
 	if (segmentStartISOTime === undefined) {
 		return null;
 	}
-	const wubloaderDateTime = DateTime.fromISO(segmentStartISOTime, { zone: "utc" });
+	const wubloaderDateTime = DateTime.fromISO(segmentStartISOTime);
 	const offset = videoPlayerTime - segmentStartTime;
 	return wubloaderDateTime.plus({ seconds: offset });
 }
diff --git a/thrimbletrimmer/scripts/stream.js b/thrimbletrimmer/scripts/stream.js
index 02d6caa..ba46082 100644
--- a/thrimbletrimmer/scripts/stream.js
+++ b/thrimbletrimmer/scripts/stream.js
@@ -53,7 +53,7 @@ async function loadDefaults() {
 	const streamNameField = document.getElementById("stream-time-setting-stream");
 	streamNameField.value = defaultData.video_channel;
 
-	globalBusStartTime = DateTime.fromISO(defaultData.bustime_start, { zone: "utc" });
+	globalBusStartTime = DateTime.fromISO(defaultData.bustime_start);
 }
 
 // Gets the start time of the video from settings. Returns an invalid date object if the user entered bad data.