diff --git a/.github/workflows/mypy.yaml b/.github/workflows/mypy.yaml
index d668490..aec37d6 100644
--- a/.github/workflows/mypy.yaml
+++ b/.github/workflows/mypy.yaml
@@ -32,6 +32,4 @@ jobs:
         run: poetry install --with dev
 
       - name: Mypy Check
-        run: |
-          poetry run mypy --install-types
-          poetry run mypy excore/
+        run: poetry run mypy excore/ --install-types
diff --git a/.github/workflows/tests.yaml b/.github/workflows/tests.yaml
index 8d8abd2..be0d02a 100644
--- a/.github/workflows/tests.yaml
+++ b/.github/workflows/tests.yaml
@@ -35,7 +35,6 @@ jobs:
         run: |
           cd ./tests
           export EXCORE_DEBUG=1
-          poetry run excore clear-all-cache
           poetry run python init.py
 
       - name: Test with pytest
diff --git a/excore/_constants.py b/excore/_constants.py
index b8c19ad..3e44f02 100644
--- a/excore/_constants.py
+++ b/excore/_constants.py
@@ -75,7 +75,6 @@ def dump(self, path: str) -> None:
 
 
 workspace = _WorkspaceConfig()
-
 LOGO = r"""
 ▓█████ ▒██   ██▒ ▄████▄   ▒█████   ██▀███  ▓█████
 ▓█   ▀ ▒▒ █ █ ▒░▒██▀ ▀█  ▒██▒  ██▒▓██ ▒ ██▒▓█   ▀
diff --git a/excore/cli/_cache.py b/excore/cli/_cache.py
index 8bc72f6..743a95b 100644
--- a/excore/cli/_cache.py
+++ b/excore/cli/_cache.py
@@ -40,7 +40,7 @@ def clear_all_cache() -> None:
     Remove the whole cache folder.
     """
     if not os.path.exists(workspace.cache_base_dir):
-        logger.warning("Cache dir {} does not exist", cache_dir)
+        logger.warning("Cache dir {} does not exist", workspace.cache_base_dir)
         return
     print(_create_table("Cache Names", os.listdir(workspace.cache_base_dir)))
     if not typer.confirm("Are you sure you want to clear all cache?"):
diff --git a/tests/init.py b/tests/init.py
index eaca054..f21a21c 100644
--- a/tests/init.py
+++ b/tests/init.py
@@ -3,8 +3,6 @@
 
 import toml
 
-import excore
-
 predefined_inputs = {
     "name": "tests",
     "src": "source_code",
@@ -44,6 +42,8 @@ def init():
         toml.dump(cfg, f)
     excute("excore update")
     excute("excore auto-register")
+    import excore
+
     assert os.path.exists(os.path.join(excore.workspace.cache_base_dir, "tests"))