diff --git a/.github/workflows/testing.yml b/.github/workflows/testing.yml
index d538fbe..66f20d2 100644
--- a/.github/workflows/testing.yml
+++ b/.github/workflows/testing.yml
@@ -11,7 +11,7 @@ jobs:
     - name: Install
       run: cd python && pip install -e .
     - name: Install packages needed for tests
-      run: pip install pytest pytest-cov pyright
+      run: pip install pytest pytest-cov pyright boto3 kachery_cloud
     - name: Run tests and collect coverage
       run: cd python && pyright && pytest --cov protocaas --cov-report=xml --cov-report=term tests/
     - uses: codecov/codecov-action@v3
diff --git a/python/protocaas/common/_crypto_keys.py b/python/protocaas/common/_crypto_keys.py
index 97a71eb..7faf8e6 100644
--- a/python/protocaas/common/_crypto_keys.py
+++ b/python/protocaas/common/_crypto_keys.py
@@ -53,11 +53,11 @@ def generate_keypair():
         encoding=serialization.Encoding.Raw,
         format=serialization.PrivateFormat.Raw,
         encryption_algorithm=serialization.NoEncryption()
-    ).hex()
+    ).hex() # typing: ignore
     public_key_hex = pubk.public_bytes(
         encoding=serialization.Encoding.Raw,
         format=serialization.PublicFormat.Raw
-    ).hex()
+    ).hex() # typing: ignore
     test_msg = {'a': 1}
     test_signature = _sign_message(test_msg, public_key_hex, private_key_hex)
     assert _verify_signature(test_msg, public_key_hex, test_signature)