diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index 78fe63d..f5182e3 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -8,7 +8,7 @@ ci:
 
 repos:
  - repo: https://github.com/repo-helper/pyproject-parser
-   rev: v0.9.1
+   rev: v0.11.0
    hooks:
     - id: reformat-pyproject
 
diff --git a/doc-source/conf.py b/doc-source/conf.py
index 0e3edf9..4f7a6c6 100644
--- a/doc-source/conf.py
+++ b/doc-source/conf.py
@@ -74,5 +74,11 @@
 def setup(app):
 	# 3rd party
 	from sphinx_toolbox.latex import better_header_layout
+	from sphinxemoji import sphinxemoji
 
 	app.connect("config-inited", lambda app, config: better_header_layout(config))
+	app.connect("build-finished", sphinxemoji.copy_asset_files)
+	app.add_js_file("https://unpkg.com/twemoji@latest/dist/twemoji.min.js")
+	app.add_js_file("twemoji.js")
+	app.add_css_file("twemoji.css")
+	app.add_transform(sphinxemoji.EmojiSubstitutions)
diff --git a/formate.toml b/formate.toml
index 29979a5..087eb9d 100644
--- a/formate.toml
+++ b/formate.toml
@@ -6,21 +6,17 @@ noqa-reformat = 60
 ellipsis-reformat = 70
 squish_stubs = 80
 
-[config]
-indent = "\t"
-line_length = 115
-
 [hooks.yapf]
 priority = 30
 
-[hooks.isort]
-priority = 50
-
 [hooks.yapf.kwargs]
 yapf_style = ".style.yapf"
 
+[hooks.isort]
+priority = 50
+
 [hooks.isort.kwargs]
-indent = "\t\t"
+indent = "		"
 multi_line_output = 8
 import_heading_stdlib = "stdlib"
 import_heading_thirdparty = "3rd party"
@@ -56,3 +52,7 @@ known_third_party = [
 ]
 known_first_party = [ "notebook2script",]
 line_length = 115
+
+[config]
+indent = "	"
+line_length = 115
diff --git a/pyproject.toml b/pyproject.toml
index 995ba3d..eaa9cb4 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -10,14 +10,13 @@ readme = "README.rst"
 keywords = [ "converter", "jupyter-notebook", "utility",]
 dynamic = [ "requires-python", "classifiers", "dependencies",]
 
+[project.license]
+file = "LICENSE"
+
 [[project.authors]]
 name = "Dominic Davis-Foster"
 email = "dominic@davis-foster.co.uk"
 
-
-[project.license]
-file = "LICENSE"
-
 [project.urls]
 Homepage = "https://github.com/PyMassSpec/notebook2script"
 "Issue Tracker" = "https://github.com/PyMassSpec/notebook2script/issues"
@@ -65,7 +64,6 @@ extensions = [
     "sphinx.ext.mathjax",
     "sphinxcontrib.extras_require",
     "sphinx.ext.todo",
-    "sphinxemoji.sphinxemoji",
     "notfound.extension",
     "sphinx_copybutton",
     "sphinxcontrib.default_values",
@@ -75,7 +73,6 @@ extensions = [
     "html_section",
     "sphinx_click",
 ]
-sphinxemoji_style = "twemoji"
 gitstamp_fmt = "%d %b %Y"
 templates_path = [ "_templates",]
 html_static_path = [ "_static",]
@@ -135,6 +132,16 @@ show_error_codes = true
 [tool.snippet-fmt]
 directives = [ "code-block",]
 
+[tool.snippet-fmt.languages.python]
+reformat = true
+
+[tool.snippet-fmt.languages.TOML]
+reformat = true
+
+[tool.snippet-fmt.languages.ini]
+
+[tool.snippet-fmt.languages.json]
+
 [tool.dependency-dash."requirements.txt"]
 order = 10
 
@@ -145,13 +152,3 @@ include = false
 [tool.dependency-dash."doc-source/requirements.txt"]
 order = 30
 include = false
-
-[tool.snippet-fmt.languages.python]
-reformat = true
-
-[tool.snippet-fmt.languages.TOML]
-reformat = true
-
-[tool.snippet-fmt.languages.ini]
-
-[tool.snippet-fmt.languages.json]