diff --git a/.gitignore b/.gitignore
index 7c0f9c3..5a147cf 100644
--- a/.gitignore
+++ b/.gitignore
@@ -2,6 +2,9 @@
 __pycache__/
 *.pyc
 
+# Static type checker cache
+.mypy_cache/
+
 # C extensions
 *.so