diff --git a/{{cookiecutter.project_name}}/mkdocs.yml b/{{cookiecutter.project_name}}/mkdocs.yml
index ea23230..e82cf4b 100644
--- a/{{cookiecutter.project_name}}/mkdocs.yml
+++ b/{{cookiecutter.project_name}}/mkdocs.yml
@@ -13,7 +13,6 @@ theme:
 plugins:
   - search
   - mkdocs_pymdownx_material_extras
-  - mermaid2
   - mermaid2:
       version: 10.9.0
   - mermaid2: