diff --git a/dev-requirements.txt b/dev-requirements.txt
index 14fe43e..16c1f4f 100644
--- a/dev-requirements.txt
+++ b/dev-requirements.txt
@@ -2,7 +2,7 @@
 flake8
 
 # Static type checking
-mypy==0.942
+mypy==0.990
 
 # Automatic code formatting
 black==22.3.0