From 32457e83f055c23c6e2de482c26609dfb6dd2886 Mon Sep 17 00:00:00 2001
From: Knut Sveidqvist <knut.sveidqvist@ipiccolo.com>
Date: Thu, 13 Aug 2020 20:23:57 +0200
Subject: [PATCH] Fix for broken build

---
 src/mermaidAPI.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/mermaidAPI.js b/src/mermaidAPI.js
index 59801856e..4d829a7fa 100644
--- a/src/mermaidAPI.js
+++ b/src/mermaidAPI.js
@@ -556,7 +556,7 @@ function initialize(options) {
 
   // Handle legacy location of font-family configuration
   // console.warn('Conf - ', options.themeVariables.fontFamily);
-  if (options.fontFamily) {
+  if (options && options.fontFamily) {
     if (!options.themeVariables) {
       options.themeVariables = { fontFamily: options.fontFamily };
     } else {