diff --git a/.circleci/config.yml b/.circleci/config.yml
deleted file mode 100644
index 9662f79a..00000000
--- a/.circleci/config.yml
+++ /dev/null
@@ -1,37 +0,0 @@
-version: 2
-jobs:
-  build_docs:
-    docker:
-      - image: circleci/python:3.6-stretch
-    steps:
-      # Get our data and merge with upstream
-      - run: sudo apt-get update
-      - checkout
-
-      - restore_cache:
-          keys:
-            - cache-pip
-
-      - run: |
-          pip install --user .[rtd]
-      - save_cache:
-          key: cache-pip
-          paths:
-            - ~/.cache/pip
-
-      # Build the docs
-      - run:
-          name: Build docs to store
-          command: |
-            sphinx-build -nW --keep-going -b html docs/ docs/_build/html
-
-      - store_artifacts:
-          path: docs/_build/html/
-          destination: html
-
-
-workflows:
-  version: 2
-  default:
-    jobs:
-      - build_docs
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 1db543fd..d502fff0 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -40,7 +40,8 @@ It can be activated by:
 
 ```python
 from markdown_it import MarkdownIt
-md = MarkdownIt().enable("replacements").enable("smartquotes")
+md = MarkdownIt().enable("smartquotes")
+md.options["typographer"] = True
 ```
 
 ✨ NEW: Add markdown-it-task-lists plugin, thanks to [@wna-se](https://github.com/wna-se).
diff --git a/setup.py b/setup.py
index be5bdf6d..6192165e 100644
--- a/setup.py
+++ b/setup.py
@@ -52,7 +52,7 @@ def get_version():
             "psutil",
         ],
         "rtd": [
-            "myst-nb~=0.10.0",
+            "myst-nb==0.11.0a1",
             "sphinx_book_theme",
             "sphinx-panels~=0.4.0",
             "sphinx-copybutton",