diff --git a/dev-requirements.txt b/dev-requirements.txt
index e56d9edff..d5dac1768 100644
--- a/dev-requirements.txt
+++ b/dev-requirements.txt
@@ -1,8 +1,6 @@
 wheel
-mypy==0.790
 requests==2.24.0
 coreapi==2.3.3
-typing-extensions==3.7.4.3
 gitpython==3.1.9
 pre-commit==2.7.1
 pytest==6.1.1