diff --git a/Jenkinsfile b/Jenkinsfile
index 291464d..42600dd 100644
--- a/Jenkinsfile
+++ b/Jenkinsfile
@@ -147,6 +147,7 @@ pipeline {
                 }
                 sh("git config --global user.email $_MaintainerEmail")
                 sh("git config --global user.name  $_MaintainerName")	
+                sh("git config --global init.defaultBranch master")
                 
 			}
 		}
diff --git a/mkdocs.yml b/mkdocs.yml
index d02be53..6d4f9c4 100644
--- a/mkdocs.yml
+++ b/mkdocs.yml
@@ -68,11 +68,6 @@ markdown_extensions:
       anchor_linenums: true
       line_spans: __span
       pygments_lang_class: true
-  - pymdownx.superfences:
-      custom_fences:
-        - name: mermaid
-          class: mermaid
-          format: !!python/name:pymdownx.superfences.fence_code_format
   - pymdownx.keys
   - pymdownx.mark
   - pymdownx.progressbar