diff --git a/plugins/techdocs/mkdocs/container/Dockerfile b/plugins/techdocs/mkdocs/container/Dockerfile
index 05c129033f..9080277a30 100644
--- a/plugins/techdocs/mkdocs/container/Dockerfile
+++ b/plugins/techdocs/mkdocs/container/Dockerfile
@@ -15,8 +15,8 @@
 
 FROM python:3.7.7-alpine3.12
 
-RUN apk update && apk --no-cache add gcc musl-dev graphviz
-RUN pip install --upgrade pip && pip install mkdocs==1.1.2 mkdocs-material==5.3.2 pymdown-extensions==7.1 markdown_inline_graphviz_extension==1.1 plantuml-markdown==3.2.2 markdown-katex==202006.1021
+RUN apk update && apk --no-cache add gcc musl-dev graphviz git
+RUN pip install --upgrade pip && pip install mkdocs==1.1.2 mkdocs-material==5.3.2 pymdown-extensions==7.1
 
 ADD ./techdocs-core /techdocs-core
 RUN pip install --no-index /techdocs-core
diff --git a/plugins/techdocs/mkdocs/container/techdocs-core/src/core.py b/plugins/techdocs/mkdocs/container/techdocs-core/src/core.py
index fddee3bfd1..a9b5a91e07 100644
--- a/plugins/techdocs/mkdocs/container/techdocs-core/src/core.py
+++ b/plugins/techdocs/mkdocs/container/techdocs-core/src/core.py
@@ -48,13 +48,6 @@ class TechDocsCore(BasePlugin):
         }
         config['markdown_extensions'].append('footnotes')
         config['markdown_extensions'].append('markdown.extensions.tables')
-        config['markdown_extensions'].append('markdown_inline_graphviz')
-        config['markdown_extensions'].append('plantuml_markdown')
-        #config['markdown_extensions'].append('markdown_katex')
-        #config['mdx_configs']['markdown_katex'] = {
-        #    'no_inline_svg': True,
-        #    'insert_fonts_css': True,
-        #}
         config['markdown_extensions'].append('pymdownx.betterem')
         config['mdx_configs']['pymdownx.betterem'] = {
             'smart_enable': 'all',