diff --git a/addons/mail/static/src/components/discuss_sidebar_category/discuss_sidebar_category.scss b/addons/mail/static/src/components/discuss_sidebar_category/discuss_sidebar_category.scss
index ba06695de0bebe0ab8e5205a3f08ffe72d1a7b36..8d0d001341199feda5bb8826fd8e4db699a2e16d 100644
--- a/addons/mail/static/src/components/discuss_sidebar_category/discuss_sidebar_category.scss
+++ b/addons/mail/static/src/components/discuss_sidebar_category/discuss_sidebar_category.scss
@@ -39,6 +39,10 @@
     margin-right: $o-mail-discuss-sidebar-scrollbar-width;
 }
 
+.o_DiscussSidebarCategory_newChannelAutocompleteSuggestions {
+    word-wrap: break-word;
+}
+
 .o_DiscussSidebarCategory_newItem {
     display: flex;
     justify-content: center;