diff --git a/src/diagrams/flowchart/flowRenderer.js b/src/diagrams/flowchart/flowRenderer.js
index d020a0878..3fb9a31f5 100644
--- a/src/diagrams/flowchart/flowRenderer.js
+++ b/src/diagrams/flowchart/flowRenderer.js
@@ -71,7 +71,7 @@ export const addVertices = function (vert, g, svgId) {
     } else {
       const svgLabel = document.createElementNS('http://www.w3.org/2000/svg', 'text')
 
-      const rows = verticeText.split(/<br[/]{0,1}>/)
+      const rows = vertexText.split(/<br[/]{0,1}>/)
 
       for (let j = 0; j < rows.length; j++) {
         const tspan = document.createElementNS('http://www.w3.org/2000/svg', 'tspan')