diff --git a/packages/volto-slate-glossary/src/components/Tooltips.jsx b/packages/volto-slate-glossary/src/components/Tooltips.jsx
index e492bc0..341dbe6 100644
--- a/packages/volto-slate-glossary/src/components/Tooltips.jsx
+++ b/packages/volto-slate-glossary/src/components/Tooltips.jsx
@@ -190,13 +190,8 @@ export const enhanceTextWithTooltips = (text, remainingGlossaryterms) => {
             key={j}
             className="tooltip"
           >
+            <Popup.Header>{el.val}</Popup.Header>
             <Popup.Content>
-              <div
-                className="tooltip_header"
-                dangerouslySetInnerHTML={{
-                  __html: el.val,
-                }}
-              />
               <div
                 className="tooltip_content"
                 dangerouslySetInnerHTML={{