diff --git a/.github/workflows/pythontest.yml b/.github/workflows/pythontest.yml
index 93ac6d6a3..bb4215ea1 100644
--- a/.github/workflows/pythontest.yml
+++ b/.github/workflows/pythontest.yml
@@ -43,7 +43,7 @@ jobs:
           python -m ruff format --check .
       - name: Typing checks
         run: |
-          pip install --upgrade mypy types-paramiko types-requests
+          pip install --upgrade types-paramiko types-requests
           python -m mypy dulwich
         if: "matrix.python-version != 'pypy3'"
       - name: Build
diff --git a/pyproject.toml b/pyproject.toml
index dc05031da..518414d3d 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -42,7 +42,8 @@ https = ["urllib3>=1.24.1"]
 pgp = ["gpg"]
 paramiko = ["paramiko"]
 dev = [
-    "ruff==0.6.9"
+    "ruff==0.6.9",
+    "mypy==1.12.0"
 ]
 
 [project.scripts]