diff --git a/phpBB/adm/style/overall_footer.html b/phpBB/adm/style/overall_footer.html
index 8745286d64..7afceab319 100644
--- a/phpBB/adm/style/overall_footer.html
+++ b/phpBB/adm/style/overall_footer.html
@@ -20,7 +20,14 @@
 		<div id="darkenwrapper" data-ajax-error-title="{L_AJAX_ERROR_TITLE}" data-ajax-error-text="{L_AJAX_ERROR_TEXT}" data-ajax-error-text-abort="{L_AJAX_ERROR_TEXT_ABORT}" data-ajax-error-text-timeout="{L_AJAX_ERROR_TEXT_TIMEOUT}" data-ajax-error-text-parsererror="{L_AJAX_ERROR_TEXT_PARSERERROR}">
 			<div id="darken">&nbsp;</div>
 		</div>
-		<div id="loading_indicator"></div>
+		<div id="loading_indicator" class="loading_indicator">
+			<div class="loader">
+				<svg class="spinner" width="48px" height="48px" viewBox="0 0 66 66" xmlns="http://www.w3.org/2000/svg" aria-labelledby="loader-title" role="img">
+					<title id="loader-title">Loading...</title>
+					<circle class="spinner-path" fill="none" stroke-width="6" stroke-linecap="round" cx="33" cy="33" r="30"></circle>
+				</svg>
+			</div>
+		</div>
 
 		<div id="phpbb_alert" class="phpbb_alert" data-l-err="{L_ERROR}" data-l-timeout-processing-req="{L_TIMEOUT_PROCESSING_REQ}">
 			<a href="#" class="alert_close"></a>
diff --git a/phpBB/styles/prosilver/template/overall_footer.html b/phpBB/styles/prosilver/template/overall_footer.html
index 413c93f79a..6869e29964 100644
--- a/phpBB/styles/prosilver/template/overall_footer.html
+++ b/phpBB/styles/prosilver/template/overall_footer.html
@@ -18,6 +18,14 @@
 	<div id="darkenwrapper" class="darkenwrapper" data-ajax-error-title="{L_AJAX_ERROR_TITLE}" data-ajax-error-text="{L_AJAX_ERROR_TEXT}" data-ajax-error-text-abort="{L_AJAX_ERROR_TEXT_ABORT}" data-ajax-error-text-timeout="{L_AJAX_ERROR_TEXT_TIMEOUT}" data-ajax-error-text-parsererror="{L_AJAX_ERROR_TEXT_PARSERERROR}">
 		<div id="darken" class="darken">&nbsp;</div>
 	</div>
+	<div id="loading_indicator" class="loading_indicator">
+		<div class="loader">
+			<svg class="spinner" width="48px" height="48px" viewBox="0 0 66 66" xmlns="http://www.w3.org/2000/svg" aria-labelledby="loader-title" role="img">
+				<title id="loader-title">Loading...</title>
+				<circle class="spinner-path" fill="none" stroke-width="6" stroke-linecap="round" cx="33" cy="33" r="30"></circle>
+			</svg>
+		</div>
+	</div>
 
 	<div id="phpbb_alert" class="phpbb_alert" data-l-err="{L_ERROR}" data-l-timeout-processing-req="{L_TIMEOUT_PROCESSING_REQ}">
 		<a href="#" class="alert_close">