diff --git a/.circleci/config.yml b/.circleci/config.yml
index 439eea8cb5..abee66b777 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -159,4 +159,4 @@ jobs:
             docker push $IMAGE_NAME:$IMAGE_TAG
       - slack/status:
           fail_only: true
-          webhook: $SLACK_WEBHOOK
+          webhook: $SLACK_WEBHOOK
\ No newline at end of file
diff --git a/hub/api/tests/test_dataset.py b/hub/api/tests/test_dataset.py
index 41f37a6e62..32cfa798d4 100644
--- a/hub/api/tests/test_dataset.py
+++ b/hub/api/tests/test_dataset.py
@@ -348,8 +348,8 @@ def test_dataset_batch_write_2():
 def test_dataset_hub():
     password = os.getenv("ACTIVELOOP_HUB_PASSWORD")
     login_fn("testingacc", password)
-    test_dataset("testingacc/test_dataset_private", public=False)
-    test_dataset("testingacc/test_dataset_public")
+    test_dataset("testingacc/test_dataset_private_2", public=False)
+    test_dataset("testingacc/test_dataset_public_2")
 
 
 @pytest.mark.skipif(not gcp_creds_exist(), reason="requires gcp credentials")
@@ -753,7 +753,7 @@ def test_dataset_filtering():
         "fname": Text((None,), max_shape=(10,)),
         "lname": Text((None,), max_shape=(10,)),
     }
-    ds = Dataset("./test/filtering", shape=(100,), schema=my_schema, mode="w")
+    ds = Dataset("./data/tests/filtering", shape=(100,), schema=my_schema, mode="w")
     for i in range(100):
         ds["fname", i] = "John"
         ds["lname", i] = "Doe"
@@ -803,7 +803,7 @@ def test_dataset_filtering():
         "lname": Text((None,), max_shape=(10,)),
         "image": Image((1920, 1080, 3)),
     }
-    ds = Dataset("./test/filtering2", shape=(100,), schema=my_schema2, mode="w")
+    ds = Dataset("./data/tests/filtering", shape=(100,), schema=my_schema2, mode="w")
     with pytest.raises(LargeShapeFilteringException):
         ds.filter({"image": np.ones((1920, 1080, 3))})
     with pytest.raises(KeyError):
@@ -823,7 +823,7 @@ def test_dataset_filtering_2():
         "img": Image((None, None, 3), max_shape=(100, 100, 3)),
         "cl": ClassLabel(names=["cat", "dog", "horse"]),
     }
-    ds = Dataset("./test/filtering_3", shape=(100,), schema=schema, mode="w")
+    ds = Dataset("./data/tests/filtering_2", shape=(100,), schema=schema, mode="w")
     for i in range(100):
         ds["cl", i] = 0 if i % 5 == 0 else 1
         ds["img", i] = i * np.ones((5, 6, 3))
@@ -844,7 +844,7 @@ def test_dataset_filtering_3():
         "img": Image((None, None, 3), max_shape=(100, 100, 3)),
         "cl": ClassLabel(names=["cat", "dog", "horse"]),
     }
-    ds = Dataset("./test/filtering_3", shape=(100,), schema=schema, mode="w")
+    ds = Dataset("./data/tests/filtering_3", shape=(100,), schema=schema, mode="w")
     for i in range(100):
         ds["cl", i] = 0 if i < 10 else 1
         ds["img", i] = i * np.ones((5, 6, 3))
diff --git a/hub/compute/transform.py b/hub/compute/transform.py
index 74bf2628bd..86d1530f92 100644
--- a/hub/compute/transform.py
+++ b/hub/compute/transform.py
@@ -18,7 +18,7 @@
 from pathos.pools import ProcessPool, ThreadPool
 from hub.schema.sequence import Sequence
 from hub.schema.features import featurify
-import posixpath
+import os
 from hub.defaults import OBJECT_CHUNK
 
 
@@ -123,7 +123,7 @@ def __getitem__(self, slice_):
         num, ofs = slice_extract_info(slice_list[0], self.shape[0])
         ds_view = self._ds[slice_list[0]]
 
-        path = posixpath.expanduser("~/.activeloop/tmparray")
+        path = os.path.expanduser("~/.activeloop/tmparray")
         new_ds = self.store(path, length=num, ds=ds_view, progressbar=False)
 
         index = 1 if len(slice_) > 1 else 0
diff --git a/hub/schema/tests/test_features.py b/hub/schema/tests/test_features.py
index aa149b18dc..5f7fa36b19 100644
--- a/hub/schema/tests/test_features.py
+++ b/hub/schema/tests/test_features.py
@@ -24,14 +24,14 @@ def test_hub_feature_flatten():
 
 
 def test_feature_dict_str():
-    input_dict = {"myint": int, "mystr": str}
+    input_dict = {"myint": "int64", "mystr": str}
     feature_dict_object = SchemaDict(input_dict)
     expected_output = "SchemaDict({'myint': 'int64', 'mystr': '<U0'})"
     assert expected_output == feature_dict_object.__str__()
 
 
 def test_feature_dict_repr():
-    input_dict = {"myint": int, "mystr": str}
+    input_dict = {"myint": "int64", "mystr": str}
     feature_dict_object = SchemaDict(input_dict)
     expected_output = "SchemaDict({'myint': 'int64', 'mystr': '<U0'})"
     assert expected_output == feature_dict_object.__repr__()
diff --git a/hub/schema/tests/test_tensor.py b/hub/schema/tests/test_tensor.py
index 59c282073f..6797e32193 100644
--- a/hub/schema/tests/test_tensor.py
+++ b/hub/schema/tests/test_tensor.py
@@ -68,12 +68,12 @@ def test_tensor_flattening():
 
 
 def test_primitive_str():
-    primitve_object = Primitive(int)
+    primitve_object = Primitive("int64")
     assert "'int64'" == primitve_object.__str__()
 
 
 def test_primitive_repr():
-    primitve_object = Primitive(int)
+    primitve_object = Primitive("int64")
     assert "'int64'" == primitve_object.__repr__()
 
 
diff --git a/requirements.txt b/requirements.txt
index da51cdda9b..fa8baa1b7f 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -14,3 +14,5 @@ azure-storage-blob==12.6.0
 pathos>=0.2.2
 psutil>=5.7.3
 Pillow>=8.0.1
+cloudpickle==1.6.0
+msgpack==1.0.2