diff --git a/packages/eui/src-docs/src/views/call_out/warning.tsx b/packages/eui/src-docs/src/views/call_out/warning.tsx
index 22e2363ed69..966f95bca68 100644
--- a/packages/eui/src-docs/src/views/call_out/warning.tsx
+++ b/packages/eui/src-docs/src/views/call_out/warning.tsx
@@ -8,7 +8,7 @@ export default () => (
       Here be dragons. Don’t wanna mess with no dragons. And{' '}
       <EuiLink href="#">here&rsquo;s a link</EuiLink>.
     </p>
-    <EuiButton href="#" color="warning">
+    <EuiButton href="#" color="warning" fill>
       Link button
     </EuiButton>
   </EuiCallOut>