diff --git a/addons/web/static/src/core/domain_selector/domain_selector_autocomplete.xml b/addons/web/static/src/core/domain_selector/domain_selector_autocomplete.xml
index 01c942c3f3f..6c43f46833a 100644
--- a/addons/web/static/src/core/domain_selector/domain_selector_autocomplete.xml
+++ b/addons/web/static/src/core/domain_selector/domain_selector_autocomplete.xml
@@ -14,7 +14,7 @@
     </t>
 
     <t t-name="web.DomainSelector.DomainSelectorAutocomplete" owl="1" >
-        <div class="d-flex flex-wrap h-100 gap-1">
+        <div class="o_input d-flex flex-wrap h-100 gap-1">
             <TagsList tags="tags"/>
             <AutoCompleteWithSources
                 resModel="props.resModel"