diff --git a/phpBB/docs/events.md b/phpBB/docs/events.md
index b69cbf77c9..22994e786b 100644
--- a/phpBB/docs/events.md
+++ b/phpBB/docs/events.md
@@ -2030,6 +2030,14 @@ viewtopic_body_post_buttons_list_before
 * Purpose: Add post button custom list to posts (next to edit, quote etc),
 before the original list.
 
+viewtopic_body_post_subject_before
+===
+* Locations:
+    + styles/prosilver/template/viewtopic_body.html
+    + styles/subsilver2/template/viewtopic_body.html
+* Since: 3.1.7-RC1
+* Purpose: Add data before post icon and subject
+
 viewtopic_body_postrow_custom_fields_after
 ===
 * Locations:
diff --git a/phpBB/styles/prosilver/template/viewtopic_body.html b/phpBB/styles/prosilver/template/viewtopic_body.html
index b7506608d9..0728fdbf44 100644
--- a/phpBB/styles/prosilver/template/viewtopic_body.html
+++ b/phpBB/styles/prosilver/template/viewtopic_body.html
@@ -216,6 +216,7 @@
 			<!-- ENDIF -->
 			<div id="post_content{postrow.POST_ID}"<!-- IF postrow.S_POST_HIDDEN --> style="display: none;"<!-- ENDIF -->>
 
+			<!-- EVENT viewtopic_body_post_subject_before -->
 			<h3 <!-- IF postrow.S_FIRST_ROW -->class="first"<!-- ENDIF -->><!-- IF postrow.POST_ICON_IMG --><img src="{T_ICONS_PATH}{postrow.POST_ICON_IMG}" width="{postrow.POST_ICON_IMG_WIDTH}" height="{postrow.POST_ICON_IMG_HEIGHT}" alt="" /> <!-- ENDIF --><a href="#p{postrow.POST_ID}">{postrow.POST_SUBJECT}</a></h3>
 
 		<!-- DEFINE $SHOW_POST_BUTTONS = (postrow.U_EDIT or postrow.U_DELETE or postrow.U_REPORT or postrow.U_WARN or postrow.U_INFO or postrow.U_QUOTE) -->
diff --git a/phpBB/styles/subsilver2/template/viewtopic_body.html b/phpBB/styles/subsilver2/template/viewtopic_body.html
index ea64bc837f..fe6b8e137b 100644
--- a/phpBB/styles/subsilver2/template/viewtopic_body.html
+++ b/phpBB/styles/subsilver2/template/viewtopic_body.html
@@ -171,6 +171,7 @@
 				<!-- EVENT viewtopic_body_post_author_after -->
 			</td>
 			<!-- EVENT viewtopic_body_postrow_post_details_before -->
+			<!-- EVENT viewtopic_body_post_subject_before -->
 			<td width="100%" height="25">
 				<table width="100%" cellspacing="0">
 				<tr>