diff --git a/.github/actions/setup/action.yml b/.github/actions/setup/action.yml
index 3388149b0..8ab4265f2 100644
--- a/.github/actions/setup/action.yml
+++ b/.github/actions/setup/action.yml
@@ -6,7 +6,7 @@ inputs:
     default: '3.8'
   torch-version:
     required: false
-    default: '2.2.0'
+    default: '2.3.0'
   cuda-version:
     required: false
     default: cpu
diff --git a/.github/workflows/building.yml b/.github/workflows/building.yml
index 6c7f81447..06feea5f7 100644
--- a/.github/workflows/building.yml
+++ b/.github/workflows/building.yml
@@ -12,7 +12,8 @@ jobs:
       matrix:
         os: [ubuntu-20.04, macos-14, windows-2019]
         python-version: ['3.8', '3.9', '3.10', '3.11', '3.12']
-        torch-version: [1.12.0, 1.13.0, 2.0.0, 2.1.0, 2.2.0]
+        # torch-version: [1.12.0, 1.13.0, 2.0.0, 2.1.0, 2.2.0, 2.3.0]
+        torch-version: [2.3.0]
         cuda-version: ['cpu', 'cu113', 'cu116', 'cu117', 'cu118', 'cu121']
         exclude:
           - torch-version: 1.12.0
@@ -57,6 +58,12 @@ jobs:
             cuda-version: 'cu116'
           - torch-version: 2.2.0
             cuda-version: 'cu117'
+          - torch-version: 2.3.0
+            cuda-version: 'cu113'
+          - torch-version: 2.3.0
+            cuda-version: 'cu116'
+          - torch-version: 2.3.0
+            cuda-version: 'cu117'
           - os: macos-14
             cuda-version: 'cu113'
           - os: macos-14
diff --git a/.github/workflows/cpp_testing.yml b/.github/workflows/cpp_testing.yml
index 5e5c28f7b..e6ad6b892 100644
--- a/.github/workflows/cpp_testing.yml
+++ b/.github/workflows/cpp_testing.yml
@@ -23,7 +23,7 @@ jobs:
       - name: Configure
         run: |
           export MKL_VERSION=`python -c 'from tools.mkl_ver import compatible_mkl_ver;print(compatible_mkl_ver())'`
-          pip install mkl-include==${MKL_VERSION} mkl-static==${MKL_VERSION}
+          pip install --no-cache-dir mkl-include==${MKL_VERSION} mkl-static==${MKL_VERSION}
 
           export _BLAS_INCLUDE_DIR=`python -c 'import os;import sysconfig;data=sysconfig.get_path("data");print(f"{data}{os.sep}include")'`
           export MKL_DIR=`python -c 'import os;import sysconfig;data=sysconfig.get_path("data");print(f"{data}{os.sep}lib{os.sep}cmake{os.sep}mkl")'`
diff --git a/.github/workflows/nightly.yml b/.github/workflows/nightly.yml
index d3653b719..e73de4737 100644
--- a/.github/workflows/nightly.yml
+++ b/.github/workflows/nightly.yml
@@ -16,7 +16,7 @@ jobs:
       matrix:
         os: [ubuntu-20.04, macos-14, windows-2019]
         python-version: ['3.8', '3.9', '3.10', '3.11', '3.12']
-        torch-version: [1.12.0, 1.13.0, 2.0.0, 2.1.0, 2.2.0]
+        torch-version: [1.12.0, 1.13.0, 2.0.0, 2.1.0, 2.2.0, 2.3.0]
         cuda-version: ['cpu', 'cu113', 'cu116', 'cu117', 'cu118', 'cu121']
         exclude:
           - torch-version: 1.12.0
@@ -61,6 +61,12 @@ jobs:
             cuda-version: 'cu116'
           - torch-version: 2.2.0
             cuda-version: 'cu117'
+          - torch-version: 2.3.0
+            cuda-version: 'cu113'
+          - torch-version: 2.3.0
+            cuda-version: 'cu116'
+          - torch-version: 2.3.0
+            cuda-version: 'cu117'
           - os: macos-14
             cuda-version: 'cu113'
           - os: macos-14
diff --git a/CHANGELOG.md b/CHANGELOG.md
index c069e6c2a..d6788a59d 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,6 +5,7 @@ The format is based on [Keep a Changelog](http://keepachangelog.com/en/1.0.0/).
 
 ## [0.5.0] - 2023-MM-DD
 ### Added
+- Added PyTorch 2.3 support ([#322](https://github.com/pyg-team/pyg-lib/pull/322))
 - Added Windows support ([#315](https://github.com/pyg-team/pyg-lib/pull/315))
 - Added macOS Apple Silicon support ([#310](https://github.com/pyg-team/pyg-lib/pull/310))
 ### Changed
diff --git a/README.md b/README.md
index e71c6b79f..69da69e56 100644
--- a/README.md
+++ b/README.md
@@ -29,11 +29,17 @@ pip install pyg-lib -f https://data.pyg.org/whl/torch-${TORCH}+${CUDA}.html
 
 where
 
-* `${TORCH}` should be replaced by either `1.12.0`, `1.13.0`, `2.0.0`, `2.1.0`, or `2.2.0`
+* `${TORCH}` should be replaced by either `1.12.0`, `1.13.0`, `2.0.0`, `2.1.0`, `2.2.0`, or `2.3.0`
 * `${CUDA}` should be replaced by either `cpu`, `cu102`, `cu113`, `cu116`, `cu117`, `cu118`, or `cu121`
 
 The following combinations are supported:
 
+| PyTorch 2.3  | `cpu` | `cu102` | `cu113` | `cu116` | `cu117` | `cu118` | `cu121` |
+|--------------|-------|---------|---------|---------|---------|---------|---------|
+| **Linux**    | ✅    |         |         |         |         | ✅      | ✅      |
+| **Windows**  | ✅    |         |         |         |         | ✅      | ✅      |
+| **macOS**    | ✅    |         |         |         |         |         |         |
+
 | PyTorch 2.2  | `cpu` | `cu102` | `cu113` | `cu116` | `cu117` | `cu118` | `cu121` |
 |--------------|-------|---------|---------|---------|---------|---------|---------|
 | **Linux**    | ✅    |         |         |         |         | ✅      | ✅      |
diff --git a/benchmark/sampler/subgraph.py b/benchmark/sampler/subgraph.py
index a5734baeb..3ace1a779 100644
--- a/benchmark/sampler/subgraph.py
+++ b/benchmark/sampler/subgraph.py
@@ -16,7 +16,7 @@ def test_subgraph(dataset, **kwargs):
     t = time.perf_counter()
     for _ in range(10):
         pyg_lib.sampler.subgraph(rowptr, col, nodes)
-    print(f'time={time.perf_counter()-t:.6f} seconds')
+    print(f'time={time.perf_counter() - t:.6f} seconds')
 
     edge_index = to_edge_index(rowptr, col)
     from torch_geometric.utils import subgraph
@@ -24,7 +24,7 @@ def test_subgraph(dataset, **kwargs):
     t = time.perf_counter()
     for _ in range(10):
         subgraph(nodes, edge_index, num_nodes=num_nodes, relabel_nodes=True)
-    print(f'time={time.perf_counter()-t:.6f} seconds')
+    print(f'time={time.perf_counter() - t:.6f} seconds')
 
 
 if __name__ == '__main__':