diff --git a/spiffworkflow-frontend/src/components/ProcessInstanceListTable.tsx b/spiffworkflow-frontend/src/components/ProcessInstanceListTable.tsx
index 163a2fc4..6d5fbb0b 100644
--- a/spiffworkflow-frontend/src/components/ProcessInstanceListTable.tsx
+++ b/spiffworkflow-frontend/src/components/ProcessInstanceListTable.tsx
@@ -330,19 +330,19 @@ export default function ProcessInstanceListTable({
 
     const startFromSeconds = convertDateAndTimeStringsToSeconds(
       startFromDate,
-      startFromTime
+      startFromTime || '00:00:00'
     );
     const startToSeconds = convertDateAndTimeStringsToSeconds(
       startToDate,
-      startToTime
+      startToTime || '00:00:00'
     );
     const endFromSeconds = convertDateAndTimeStringsToSeconds(
       endFromDate,
-      endFromTime
+      endFromTime || '00:00:00'
     );
     const endToSeconds = convertDateAndTimeStringsToSeconds(
       endToDate,
-      endToTime
+      endToTime || '00:00:00'
     );
     if (isTrueComparison(startFromSeconds, '>', startToSeconds)) {
       setErrorMessage({
diff --git a/spiffworkflow-frontend/src/routes/ProcessInstanceLogList.tsx b/spiffworkflow-frontend/src/routes/ProcessInstanceLogList.tsx
index bb4468b4..214a0eac 100644
--- a/spiffworkflow-frontend/src/routes/ProcessInstanceLogList.tsx
+++ b/spiffworkflow-frontend/src/routes/ProcessInstanceLogList.tsx
@@ -6,9 +6,9 @@ import PaginationForTable from '../components/PaginationForTable';
 import ProcessBreadcrumb from '../components/ProcessBreadcrumb';
 import {
   getPageInfoFromSearchParams,
-  convertSecondsToFormattedDateString,
   modifyProcessModelPath,
   unModifyProcessModelPath,
+  convertSecondsToFormattedDateTime,
 } from '../helpers';
 import HttpService from '../services/HttpService';
 
@@ -49,7 +49,7 @@ export default function ProcessInstanceLogList() {
               data-qa="process-instance-show-link"
               to={`/admin/process-models/${modifiedProcessModelId}/process-instances/${rowToUse.process_instance_id}/${rowToUse.spiff_step}`}
             >
-              {convertSecondsToFormattedDateString(rowToUse.timestamp)}
+              {convertSecondsToFormattedDateTime(rowToUse.timestamp)}
             </Link>
           </td>
         </tr>