From 24957f44df150f7a9914023524228d0fcaa9942f Mon Sep 17 00:00:00 2001
From: Justin Greywolf <jgreywolf@users.noreply.github.com>
Date: Mon, 11 Dec 2023 04:44:53 -0800
Subject: [PATCH] Update packages/mermaid/src/diagrams/class/classDb.ts

Co-authored-by: Alois Klink <alois@mermaidchart.com>
---
 packages/mermaid/src/diagrams/class/classDb.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/packages/mermaid/src/diagrams/class/classDb.ts b/packages/mermaid/src/diagrams/class/classDb.ts
index bf326970e..abfc238dc 100644
--- a/packages/mermaid/src/diagrams/class/classDb.ts
+++ b/packages/mermaid/src/diagrams/class/classDb.ts
@@ -466,7 +466,7 @@ export const setCssStyle = function (id: string, styles: string[]) {
     if (s.includes(',')) {
       thisClass.styles = [...thisClass.styles, ...s.split(',')];
     } else {
-      thisClass.styles?.push(s);
+      thisClass.styles.push(s);
     }
   }
 };