diff --git a/roles/gitea/files/custom/templates/custom/header.tmpl b/roles/gitea/files/custom/templates/custom/header.tmpl
index 8b71be4..739fa8c 100644
--- a/roles/gitea/files/custom/templates/custom/header.tmpl
+++ b/roles/gitea/files/custom/templates/custom/header.tmpl
@@ -1 +1,2 @@
-<!-- This file must exist to be extended for different purposes. -->
+<link rel="stylesheet" href="{{ "{{ AppSubUrl }}" }}/assets/css/jupyter.css" />
+<script src="https://cdn.jsdelivr.net/npm/mathjax@3/es5/tex-chtml-full.js" type="text/javascript"></script>
diff --git a/roles/gitea/tasks/jupyter.yml b/roles/gitea/tasks/jupyter.yml
index f4daccd..247cf9a 100644
--- a/roles/gitea/tasks/jupyter.yml
+++ b/roles/gitea/tasks/jupyter.yml
@@ -9,30 +9,3 @@
     src: 'convert-ipynb.sh'
     dest: '/usr/local/bin/convert-ipynb'
     mode: 0755
-
-- name: ensure Jupyter assets on all pages
-  blockinfile:
-    path: '/var/lib/gitea/custom/templates/custom/header.tmpl'
-    block: |
-      <link
-        rel="stylesheet"
-        href="{{ "{{ AppSubUrl }}" }}/assets/css/jupyter.css"
-      />
-      <script
-        src="https://cdn.jsdelivr.net/npm/mathjax@3/es5/tex-chtml-full.js"
-        type="text/javascript">
-      </script>
-    marker: '<!-- {mark} ANSIBLE MANAGED BLOCK: Jupyter -->'
-  notify: 'restart Gitea'
-
-- name: configure Gitea
-  blockinfile:
-    path: '/etc/gitea/app.ini'
-    block: |
-      [markup.jupyter]
-      ENABLED = true
-      FILE_EXTENSIONS = .ipynb
-      RENDER_COMMAND = /usr/local/bin/convert-ipynb
-      IS_INPUT_FILE = false
-    marker: '# {mark} ANSIBLE MANAGED BLOCK: Jupyter'
-  notify: 'restart Gitea'
diff --git a/roles/gitea/tasks/pptx.yml b/roles/gitea/tasks/pptx.yml
index a67e730..1c6fbe2 100644
--- a/roles/gitea/tasks/pptx.yml
+++ b/roles/gitea/tasks/pptx.yml
@@ -31,16 +31,3 @@
     src: 'fontconfig.conf'
     dest: '/var/lib/git/.local/share/fonts/local.conf'
   notify: 'update font cache'
-
-- name: configure Gitea
-  blockinfile:
-    path: '/etc/gitea/app.ini'
-    block: |
-      [markup.pptx]
-      ENABLED = true
-      FILE_EXTENSIONS = .pptx
-      RENDER_COMMAND = /usr/local/bin/convert-pptx
-      IS_INPUT_FILE = true
-      RENDER_CONTENT_MODE = pdf
-    marker: '# {mark} ANSIBLE MANAGED BLOCK: PPTX'
-  notify: 'restart Gitea'
diff --git a/roles/gitea/templates/gitea.ini b/roles/gitea/templates/gitea.ini
index 7258d99..3c2aff1 100644
--- a/roles/gitea/templates/gitea.ini
+++ b/roles/gitea/templates/gitea.ini
@@ -46,3 +46,16 @@ NAMES = Русский,English
 
 [repository]
 ROOT = /var/lib/gitea/data/gitea-repositories
+
+[markup.pptx]
+ENABLED = true
+FILE_EXTENSIONS = .pptx
+RENDER_COMMAND = /usr/local/bin/convert-pptx
+IS_INPUT_FILE = true
+RENDER_CONTENT_MODE = pdf
+
+[markup.jupyter]
+ENABLED = true
+FILE_EXTENSIONS = .ipynb
+RENDER_COMMAND = /usr/local/bin/convert-ipynb
+IS_INPUT_FILE = false