diff --git a/addons/web/static/src/js/chrome.js b/addons/web/static/src/js/chrome.js
index 970d509d481..bd7ee28dd6e 100644
--- a/addons/web/static/src/js/chrome.js
+++ b/addons/web/static/src/js/chrome.js
@@ -63,7 +63,7 @@ instance.web.Dialog = instance.web.Widget.extend({
         this.dialog_options = {
             modal: true,
             destroy_on_close: true,
-            width: $(window).width() * (($(window).width() > 1024) ? 0.5 : 0.75),
+            width: 580,
             min_width: 0,
             max_width: '95%',
             height: 'auto',