diff --git a/phpBB/styles/prosilver/template/viewtopic_body.html b/phpBB/styles/prosilver/template/viewtopic_body.html
index 5642c0a5cb..0c64adc305 100644
--- a/phpBB/styles/prosilver/template/viewtopic_body.html
+++ b/phpBB/styles/prosilver/template/viewtopic_body.html
@@ -281,10 +281,10 @@
 			<!-- EVENT viewtopic_body_postrow_post_details_before -->
 			<p class="author">
 				<!-- IF S_IS_BOT -->
-					<span><i class="icon fa-file fa-fw icon-lightgray icon-md" aria-hidden="true"></i><span class="sr-only">{postrow.MINI_POST}</span></span>
+					<span><i class="icon fa-file fa-fw <!-- IF postrow.S_UNREAD_POST -->icon-red<!-- ELSE -->icon-lightgray<!-- ENDIF --> icon-md" aria-hidden="true"></i><span class="sr-only">{postrow.MINI_POST}</span></span>
 				<!-- ELSE -->
 					<a href="{postrow.U_MINI_POST}" title="{postrow.MINI_POST}">
-						<i class="icon fa-file fa-fw icon-lightgray icon-md" aria-hidden="true"></i><span class="sr-only">{postrow.MINI_POST}</span>
+						<i class="icon fa-file fa-fw <!-- IF postrow.S_UNREAD_POST -->icon-red<!-- ELSE -->icon-lightgray<!-- ENDIF --> icon-md" aria-hidden="true"></i><span class="sr-only">{postrow.MINI_POST}</span>
 					</a>
 				<!-- ENDIF -->
 				<span class="responsive-hide">{L_POST_BY_AUTHOR} <strong>{postrow.POST_AUTHOR_FULL}</strong> &raquo; </span>{postrow.POST_DATE}