diff --git a/apps/home/static/home/js/index.js b/apps/home/static/home/js/index.js
index 224c283..748f61e 100644
--- a/apps/home/static/home/js/index.js
+++ b/apps/home/static/home/js/index.js
@@ -30,7 +30,7 @@ function genHexString(len=6) {
 // region DateTime
 
 function isISODateTimeString(value) {
-    const isoDatePattern = /^\d{4}-\d{2}-\d{2}T\d{2}:\d{2}:\d{2}\.\d+([+-]\d{2}:\d{2}|Z)$/;
+    const isoDatePattern = /^\d{4}-\d{2}-\d{2}T\d{2}:\d{2}:\d{2}(\.\d+)?([+-]\d{2}:\d{2}|Z)$/;
     return typeof value === 'string' && isoDatePattern.test(value);
 }