diff --git a/browser/themes/shared/customizableui/panelUI.inc.css b/browser/themes/shared/customizableui/panelUI.inc.css
index ed8cf01de1e5..ac8c3e509c69 100644
--- a/browser/themes/shared/customizableui/panelUI.inc.css
+++ b/browser/themes/shared/customizableui/panelUI.inc.css
@@ -1724,6 +1724,11 @@ toolbarpaletteitem[place="menu-panel"] > .subviewbutton-nav::after {
   text-align: center;
 }
 
+.panel-header > label > span {
+  display: inline-block;
+  white-space: pre-wrap;
+}
+
 .panel-header > .subviewbutton-back + label {
   /* Add the size of the back button to center properly. */
   margin-inline-end: 32px;