diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index c7d9dca..409278d 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -54,10 +54,6 @@ jobs:
         python -m pip install --upgrade pip
 
         pip install pdm
-        pip install pdm-packer
-
-        # https://github.com/python/mypy/issues/11829
-        pip install -t __pypackages__/3.10/lib git+git://github.com/python/mypy.git@9b3147701f054bf8ef42bd96e33153b05976a5e1
 
         # https://github.com/pdm-project/pdm/issues/728#issuecomment-1021771200
         pip install -t __pypackages__/3.10/lib selenium
diff --git a/docker/image/Dockerfile b/docker/image/Dockerfile
index 5d6d968..4cd9343 100644
--- a/docker/image/Dockerfile
+++ b/docker/image/Dockerfile
@@ -60,8 +60,6 @@ COPY README.md pdm.lock pyinstaller.spec pyproject.toml /opt/app/
 
 RUN cd /opt/app \
  && ls -la . \
- # https://github.com/python/mypy/issues/11829
- && pip install -t __pypackages__/3.10/lib git+git://github.com/python/mypy.git@9b3147701f054bf8ef42bd96e33153b05976a5e1  \
  # https://github.com/SeleniumHQ/selenium/issues/10022 / https://github.com/pdm-project/pdm/issues/728#issuecomment-1021771200
  && pip install -t __pypackages__/3.10/lib selenium \
  && pdm install \