diff --git a/cypress/platform/rerender.html b/cypress/platform/rerender.html
index 9b6cb130e..61c6891f7 100644
--- a/cypress/platform/rerender.html
+++ b/cypress/platform/rerender.html
@@ -17,11 +17,12 @@
       rerender('XMas');
 
       function rerender(text) {
-        var graphText = `graph TD
+        const graphText = `graph TD
         A[${text}] -->|Get money| B(Go shopping)`;
-        var graph = mermaid.mermaidAPI.render('id', graphText);
-        console.log('\x1b[35m%s\x1b[0m', '>> graph', graph);
-        document.getElementById('graph').innerHTML = graph;
+        mermaid.mermaidAPI.render('id', graphText).then((svg) => {
+          console.log('\x1b[35m%s\x1b[0m', '>> graph', svg);
+          document.getElementById('graph').innerHTML = svg;
+        });
       }
     </script>
     <button id="rerender" onclick="rerender('Saturday')">Rerender</button>