diff --git a/src/dve/reporting/excel_report.py b/src/dve/reporting/excel_report.py
index ce7c76a..e020b00 100644
--- a/src/dve/reporting/excel_report.py
+++ b/src/dve/reporting/excel_report.py
@@ -3,6 +3,7 @@
 
 from collections.abc import Iterable
 from dataclasses import dataclass, field
+from datetime import datetime, timedelta
 from io import BytesIO
 from itertools import chain
 from typing import Any, Optional, Union
@@ -136,6 +137,13 @@ def _add_submission_info(self, status: str, summary: Worksheet):
             summary.append(["", "Status", status])
 
         for key, value in self.summary_dict.items():
+            if key == "Reporting Period End":
+                _rp_end_value = datetime.strptime(value, "%Y-%m-%d %H:%M:%S")
+                value = (
+                    _rp_end_value
+                    if _rp_end_value.hour != 0 \
+                    else _rp_end_value + timedelta(hours=23, minutes=59, seconds=59)
+                )
             summary.append(["", key, str(value)])
 
         summary.append(["", ""])