diff --git a/.circleci/config.in.yml b/.circleci/config.in.yml
index 7aae4a1a..b7dc6f05 100644
--- a/.circleci/config.in.yml
+++ b/.circleci/config.in.yml
@@ -159,7 +159,7 @@ jobs:
   binary_macos_wheel:
     <<: *binary_common
     macos:
-      xcode: "12.0"
+      xcode: "13.4.1"
     steps:
       - checkout
       - run:
diff --git a/.circleci/config.yml b/.circleci/config.yml
index 8c846628..45c98665 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -159,7 +159,7 @@ jobs:
   binary_macos_wheel:
     <<: *binary_common
     macos:
-      xcode: "12.0"
+      xcode: "13.4.1"
     steps:
       - checkout
       - run:
diff --git a/packaging/pytorch3d/meta.yaml b/packaging/pytorch3d/meta.yaml
index 6cd0c69a..8604127d 100644
--- a/packaging/pytorch3d/meta.yaml
+++ b/packaging/pytorch3d/meta.yaml
@@ -47,7 +47,6 @@ test:
     - imageio
     - hydra-core
     - accelerate
-    - lpips
   commands:
     #pytest .
     python -m unittest discover -v -s tests -t .
diff --git a/pytorch3d/implicitron/dataset/data_loader_map_provider.py b/pytorch3d/implicitron/dataset/data_loader_map_provider.py
index 2a0de2ec..754d71ac 100644
--- a/pytorch3d/implicitron/dataset/data_loader_map_provider.py
+++ b/pytorch3d/implicitron/dataset/data_loader_map_provider.py
@@ -199,7 +199,7 @@ class DoublePoolBatchSampler(Sampler[List[int]]):
                 torch.randperm(len(self.first_indices), generator=self.generator)
                 for _ in range(n_copies)
             ]
-            i_first = torch.concat(raw_indices)[:num_batches]
+            i_first = torch.cat(raw_indices)[:num_batches]
         else:
             i_first = torch.randperm(len(self.first_indices), generator=self.generator)
         first_indices = [self.first_indices[i] for i in i_first]
diff --git a/pytorch3d/implicitron/dataset/json_index_dataset.py b/pytorch3d/implicitron/dataset/json_index_dataset.py
index ae08ae36..6e4a0424 100644
--- a/pytorch3d/implicitron/dataset/json_index_dataset.py
+++ b/pytorch3d/implicitron/dataset/json_index_dataset.py
@@ -24,7 +24,7 @@ from typing import (
     Sequence,
     Tuple,
     Type,
-    TypedDict,
+    TYPE_CHECKING,
     Union,
 )
 
@@ -45,9 +45,15 @@ from .utils import is_known_frame_scalar
 logger = logging.getLogger(__name__)
 
 
-class FrameAnnotsEntry(TypedDict):
-    subset: Optional[str]
-    frame_annotation: types.FrameAnnotation
+if TYPE_CHECKING:
+    from typing import TypedDict
+
+    class FrameAnnotsEntry(TypedDict):
+        subset: Optional[str]
+        frame_annotation: types.FrameAnnotation
+
+else:
+    FrameAnnotsEntry = dict
 
 
 @registry.register