diff --git a/web/tooltips/reaction-tooltip.css b/web/tooltips/reaction-tooltip.css
index 101183251..856ec5426 100644
--- a/web/tooltips/reaction-tooltip.css
+++ b/web/tooltips/reaction-tooltip.css
@@ -1,28 +1,29 @@
 div.container {
   display: flex;
   flex-direction: column;
   background-color: var(--message-action-tooltip-bg);
   border-radius: 8px;
   margin: 4px 0;
 }
 
 div.container:hover {
   cursor: pointer;
 }
 
 p.usernameText {
   font-size: var(--s-font-14);
   color: var(--tool-tip-color);
   overflow: hidden;
   text-overflow: ellipsis;
+  white-space: nowrap;
 }
 
 p.seeMoreText {
   font-size: var(--xs-font-12);
   color: var(--purple-link);
   white-space: nowrap;
 }
 
 div.container:hover p.seeMoreText {
   text-decoration: underline;
 }