diff --git a/pyproject.toml b/pyproject.toml
index 1259704e3..32e55d712 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -39,8 +39,12 @@ show_error_codes = true
 
 [[tool.mypy.overrides]]
 module=[
+    "cachey",
+    "cftime",
     "dask.*",
+    "importlib_metadata",
     "numpy_groupies",
+    "matplotlib.*",
     "pandas",
     "setuptools",
     "toolz"