diff --git a/exampleSite/config.toml b/exampleSite/config.toml
index 2c441940e9..5b90f967d4 100644
--- a/exampleSite/config.toml
+++ b/exampleSite/config.toml
@@ -18,7 +18,6 @@ relativeURLs = true
   disableNextPrev = false
   disableLandingPageButton = true
   disableMermaid = false
-  customMermaidURL = "https://unpkg.com/mermaid@8.8.0/dist/mermaid.min.js"
   titleSeparator = "::"
   themeVariant = "relearn"