diff --git a/addons/web/static/src/xml/base.xml b/addons/web/static/src/xml/base.xml
index 92a3e5ffc43..894579869a0 100644
--- a/addons/web/static/src/xml/base.xml
+++ b/addons/web/static/src/xml/base.xml
@@ -1163,8 +1163,8 @@
         t-att-title="attrs.help"
         t-att-class="classes.join(' ')"
         t-att-autofocus="attrs.default_focus === '1' ? 'autofocus' : undefined">
-    <img t-if="attrs.icon" t-att-src="'/web/static/src/img/icons/' + attrs.icon + '.png'" width="16" height="16"/>
-    <br t-if="attrs.icon and attrs.string"/>
+    <img t-att-src="'/web/static/src/img/icons/' + (attrs.icon || 'gtk-home') + '.png'" width="16" height="16"/>
+    <br t-if="attrs.string"/>
     <t t-esc="attrs.string"/>
 </button>
 <span t-name="SearchView.filters" class="filter_label_group"