diff --git a/src-ui/src/app/utils/date.ts b/src-ui/src/app/utils/date.ts
index de5a89542..b62ffc939 100644
--- a/src-ui/src/app/utils/date.ts
+++ b/src-ui/src/app/utils/date.ts
@@ -1,5 +1,5 @@
 // see https://github.com/dateutil/dateutil/issues/878 , JS Date does not
 // seem to accept these strings as valid dates so we must normalize offset
 export function normalizeDateStr(dateStr: string): string {
-  return dateStr.replace(/-(\d\d):\d\d:\d\d/gm, `-$1:00`)
+  return dateStr.replace(/[\+-](\d\d):\d\d:\d\d/gm, `-$1:00`)
 }