diff --git a/phpBB/adm/style/acp_attachments.html b/phpBB/adm/style/acp_attachments.html
index 0c716f61ec..7a66f170ac 100644
--- a/phpBB/adm/style/acp_attachments.html
+++ b/phpBB/adm/style/acp_attachments.html
@@ -110,7 +110,7 @@
 <!-- ELSEIF S_EXTENSION_GROUPS -->
 
 	<!-- IF S_EDIT_GROUP -->
-		<script defer="defer">
+		<script>
 		// <![CDATA[
 			function update_image(newimage)
 			{
diff --git a/phpBB/adm/style/acp_icons.html b/phpBB/adm/style/acp_icons.html
index ddc5d41a81..45fe7f8ebc 100644
--- a/phpBB/adm/style/acp_icons.html
+++ b/phpBB/adm/style/acp_icons.html
@@ -4,7 +4,7 @@
 
 <!-- IF S_EDIT -->
 
-	<script defer="defer">
+	<script>
 	// <![CDATA[
 	<!-- IF S_ADD_CODE -->