diff --git a/services/web/frontend/js/features/source-editor/components/review-panel/entries/aggregate-change-entry.tsx b/services/web/frontend/js/features/source-editor/components/review-panel/entries/aggregate-change-entry.tsx
index a683bf4b13..a3643e559b 100644
--- a/services/web/frontend/js/features/source-editor/components/review-panel/entries/aggregate-change-entry.tsx
+++ b/services/web/frontend/js/features/source-editor/components/review-panel/entries/aggregate-change-entry.tsx
@@ -147,7 +147,7 @@ function AggregateChangeEntry({
               )}
             </div>
             <div className="rp-entry-metadata">
-              {formatTime(entry.metadata.ts, 'MMM d, y h:mm a')}
+              {formatTime(entry.metadata.ts, 'MMM D, Y h:mm A')}
               &nbsp;&bull;&nbsp;
               {user && (
                 <span
diff --git a/services/web/frontend/js/features/source-editor/components/review-panel/entries/change-entry.tsx b/services/web/frontend/js/features/source-editor/components/review-panel/entries/change-entry.tsx
index 31ecdc414a..1ce7210327 100644
--- a/services/web/frontend/js/features/source-editor/components/review-panel/entries/change-entry.tsx
+++ b/services/web/frontend/js/features/source-editor/components/review-panel/entries/change-entry.tsx
@@ -144,7 +144,7 @@ function ChangeEntry({
               </span>
             </div>
             <div className="rp-entry-metadata">
-              {formatTime(entry.metadata.ts, 'MMM d, y h:mm a')}
+              {formatTime(entry.metadata.ts, 'MMM D, Y h:mm A')}
               &nbsp;&bull;&nbsp;
               {user && (
                 <span
diff --git a/services/web/frontend/js/features/source-editor/components/review-panel/entries/comment.tsx b/services/web/frontend/js/features/source-editor/components/review-panel/entries/comment.tsx
index c4b5e492e8..b847f5614b 100644
--- a/services/web/frontend/js/features/source-editor/components/review-panel/entries/comment.tsx
+++ b/services/web/frontend/js/features/source-editor/components/review-panel/entries/comment.tsx
@@ -88,7 +88,7 @@ function Comment({ thread, threadId, comment }: CommentProps) {
       </p>
       {!editing && (
         <div className="rp-entry-metadata">
-          {!deleting && formatTime(comment.timestamp, 'MMM d, y h:mm a')}
+          {!deleting && formatTime(comment.timestamp, 'MMM D, Y h:mm A')}
           {comment.user.isSelf && !deleting && (
             <span className="rp-comment-actions">
               &nbsp;&bull;&nbsp;
diff --git a/services/web/frontend/js/features/source-editor/components/review-panel/entries/resolved-comment-entry.tsx b/services/web/frontend/js/features/source-editor/components/review-panel/entries/resolved-comment-entry.tsx
index a66e372de1..effe9d344a 100644
--- a/services/web/frontend/js/features/source-editor/components/review-panel/entries/resolved-comment-entry.tsx
+++ b/services/web/frontend/js/features/source-editor/components/review-panel/entries/resolved-comment-entry.tsx
@@ -88,7 +88,7 @@ function ResolvedCommentEntry({
                 </Linkify>
               </p>
               <div className="rp-entry-metadata">
-                {formatTime(comment.timestamp, 'MMM d, y h:mm a')}
+                {formatTime(comment.timestamp, 'MMM D, Y h:mm A')}
               </div>
             </div>
           )
@@ -104,7 +104,7 @@ function ResolvedCommentEntry({
             {t('mark_as_resolved')}.
           </p>
           <div className="rp-entry-metadata">
-            {formatTime(thread.resolved_at, 'MMM d, y h:mm a')}
+            {formatTime(thread.resolved_at, 'MMM D, Y h:mm A')}
           </div>
         </div>
       </div>