diff -r bd09de21fa0b -r 514204acf4dd src/pyams_security/widget/templates/permissions-set-input.pt
--- a/src/pyams_security/widget/templates/permissions-set-input.pt	Fri Jul 20 12:53:18 2018 +0200
+++ b/src/pyams_security/widget/templates/permissions-set-input.pt	Sun Sep 09 11:19:41 2018 +0200
@@ -8,7 +8,7 @@
 		tal:attributes="data-ams-select2-target view/name"></i>
 	<div class="select2-parent"
 		 tal:omit-tag="view/required">
-		<input type="hidden" autocomplete="off" class="select2"
+		<input type="hidden" autocomplete="none" class="select2"
 				data-ams-select2-placeholder="Select permissions..."
 				data-ams-select2-allow-clear="true"
 				data-ams-select2-multiple="true"