diff --git a/phpBB/docs/events.md b/phpBB/docs/events.md
index bd148ffff2..678a13104f 100644
--- a/phpBB/docs/events.md
+++ b/phpBB/docs/events.md
@@ -351,6 +351,13 @@ navbar_header_username_append
 * Since: 3.1.0-b4
 * Purpose: Add text and HTMl after the username shown in the navbar.
 
+navbar_header_logged_out_content
+===
+* Locations:
+	+ styles/prosilver/template/navbar_header.html
+* Since: 3.1.0-b4
+* Purpose: Add text and HTML in place of the username when not logged in.
+
 navbar_header_username_prepend
 ===
 * Locations:
diff --git a/phpBB/styles/prosilver/template/navbar_header.html b/phpBB/styles/prosilver/template/navbar_header.html
index df9167070b..1ed42ef94c 100644
--- a/phpBB/styles/prosilver/template/navbar_header.html
+++ b/phpBB/styles/prosilver/template/navbar_header.html
@@ -10,7 +10,18 @@
 			<!-- EVENT overall_header_breadcrumb_append -->
 		</li>
 
-		<!-- IF S_REGISTERED_USER --><li id="username_logged_in" class="rightside"><!-- EVENT navbar_header_username_prepend --><!-- IF CURRENT_USER_AVATAR --><a href="{U_USER_PROFILE}" class="header-avatar">{CURRENT_USER_AVATAR}</a> <!-- ENDIF -->{CURRENT_USERNAME_FULL}<!-- EVENT navbar_header_username_append --></li><!-- ENDIF -->
+		<li id="username_logged_in" class="rightside">
+			<!-- IF S_REGISTERED_USER -->
+				<!-- EVENT navbar_header_username_prepend -->
+				<!-- IF CURRENT_USER_AVATAR -->
+					<a href="{U_USER_PROFILE}" class="header-avatar">{CURRENT_USER_AVATAR}</a>
+				<!-- ENDIF -->
+				{CURRENT_USERNAME_FULL}
+				<!-- EVENT navbar_header_username_append -->
+			<!-- ELSE -->
+				<!-- EVENT navbar_header_logged_out_content -->
+			<!-- ENDIF -->
+		</li>
 		<!-- IF S_DISPLAY_SEARCH and not S_IN_SEARCH --><li class="responsive-search rightside" style="display: none;"><a href="{U_SEARCH}" title="{L_SEARCH_ADV_EXPLAIN}">{L_SEARCH}</a></li><!-- ENDIF -->
 	</ul>