diff --git a/mkdocs.yml b/mkdocs.yml
index 073852b..d4d28b7 100644
--- a/mkdocs.yml
+++ b/mkdocs.yml
@@ -20,4 +20,5 @@ plugins:
           options:
             show_root_heading: true
   - mkdocs-jupyter:
-      execute: True
+      execute: true
+      allow_errors: false
diff --git a/pyproject.toml b/pyproject.toml
index e63a880..ce5b1a1 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -43,6 +43,10 @@ waiter = ["py.typed"]
 line-length = 100
 skip-string-normalization = true
 
+[[tool.mypy.overrides]]
+module = ["multimethod"]
+ignore_missing_imports = true
+
 [tool.coverage.run]
 source = ["waiter"]
 branch = true