diff --git a/.mypy.ini b/.mypy.ini
index 43d75e64de4..8c1c9dbcadc 100644
--- a/.mypy.ini
+++ b/.mypy.ini
@@ -77,6 +77,9 @@ ignore_missing_imports = True
 [mypy-ruamel]
 ignore_missing_imports = True
 
+[mypy-serializer.*]
+ignore_missing_imports = True
+
 [mypy-setuptools.*]
 ignore_missing_imports = True