1 files changed, 7 insertions, 1 deletions
diff --git a/addons/mail/static/src/components/autocomplete_input/autocomplete_input.js b/addons/mail/static/src/components/autocomplete_input/autocomplete_input.js
index 8059cc3571a..c6e268e5cd6 100644
--- a/addons/mail/static/src/components/autocomplete_input/autocomplete_input.js
+++ b/addons/mail/static/src/components/autocomplete_input/autocomplete_input.js
@@ -29,7 +29,13 @@ class AutocompleteInput extends Component {
             args.classes = { 'ui-autocomplete': this.props.customClass };
         }
 
-        $(this.el).autocomplete(args);
+        const autoCompleteElem = $(this.el).autocomplete(args);
+        // Resize the autocomplete dropdown options to handle the long strings
+        // By setting the width of dropdown based on the width of the input element.
+        autoCompleteElem.data("ui-autocomplete")._resizeMenu = function () {
+            const ul = this.menu.element;
+            ul.outerWidth(this.element.outerWidth());
+        };
     }
 
     willUnmount() {