diff --git a/dev-requirements.txt b/dev-requirements.txt
index 0c276bd..3caaba5 100644
--- a/dev-requirements.txt
+++ b/dev-requirements.txt
@@ -2,7 +2,7 @@ dask
 jsonschema
 pytest
 pytest-cov
-mypy==0.982
+mypy==0.990
 invoke==1.7.3
 types-jsonschema
 types-setuptools==65.5.0.2