diff --git a/python/cugraph/cugraph/dask/comms/comms_wrapper.pyx b/python/cugraph/cugraph/dask/comms/comms_wrapper.pyx
index 103d81efdd6..bbd462c442f 100644
--- a/python/cugraph/cugraph/dask/comms/comms_wrapper.pyx
+++ b/python/cugraph/cugraph/dask/comms/comms_wrapper.pyx
@@ -1,4 +1,4 @@
-# Copyright (c) 2020-2022, NVIDIA CORPORATION.
+# Copyright (c) 2020-2023, NVIDIA CORPORATION.
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
 # You may obtain a copy of the License at
diff --git a/python/pylibcugraph/pylibcugraph/core_number.pyx b/python/pylibcugraph/pylibcugraph/core_number.pyx
index e4189fa1c68..a7b33f60c44 100644
--- a/python/pylibcugraph/pylibcugraph/core_number.pyx
+++ b/python/pylibcugraph/pylibcugraph/core_number.pyx
@@ -1,4 +1,4 @@
-# Copyright (c) 2022, NVIDIA CORPORATION.
+# Copyright (c) 2022-2023, NVIDIA CORPORATION.
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
 # You may obtain a copy of the License at
diff --git a/python/pylibcugraph/pylibcugraph/eigenvector_centrality.pyx b/python/pylibcugraph/pylibcugraph/eigenvector_centrality.pyx
index 9779a954c85..7ec20a778ab 100644
--- a/python/pylibcugraph/pylibcugraph/eigenvector_centrality.pyx
+++ b/python/pylibcugraph/pylibcugraph/eigenvector_centrality.pyx
@@ -1,4 +1,4 @@
-# Copyright (c) 2022, NVIDIA CORPORATION.
+# Copyright (c) 2022-2023, NVIDIA CORPORATION.
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
 # You may obtain a copy of the License at
diff --git a/python/pylibcugraph/pylibcugraph/hits.pyx b/python/pylibcugraph/pylibcugraph/hits.pyx
index 85beb364be0..2bca2fd534d 100644
--- a/python/pylibcugraph/pylibcugraph/hits.pyx
+++ b/python/pylibcugraph/pylibcugraph/hits.pyx
@@ -1,4 +1,4 @@
-# Copyright (c) 2022, NVIDIA CORPORATION.
+# Copyright (c) 2022-2023, NVIDIA CORPORATION.
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
 # You may obtain a copy of the License at
diff --git a/python/pylibcugraph/pylibcugraph/katz_centrality.pyx b/python/pylibcugraph/pylibcugraph/katz_centrality.pyx
index 37078cb806e..1000c1ef16f 100644
--- a/python/pylibcugraph/pylibcugraph/katz_centrality.pyx
+++ b/python/pylibcugraph/pylibcugraph/katz_centrality.pyx
@@ -1,4 +1,4 @@
-# Copyright (c) 2022, NVIDIA CORPORATION.
+# Copyright (c) 2022-2023, NVIDIA CORPORATION.
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
 # You may obtain a copy of the License at
diff --git a/python/pylibcugraph/pylibcugraph/node2vec.pyx b/python/pylibcugraph/pylibcugraph/node2vec.pyx
index 192193c94f3..4eb7966e84d 100644
--- a/python/pylibcugraph/pylibcugraph/node2vec.pyx
+++ b/python/pylibcugraph/pylibcugraph/node2vec.pyx
@@ -1,4 +1,4 @@
-# Copyright (c) 2022, NVIDIA CORPORATION.
+# Copyright (c) 2022-2023, NVIDIA CORPORATION.
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
 # You may obtain a copy of the License at
diff --git a/python/pylibcugraph/pylibcugraph/triangle_count.pyx b/python/pylibcugraph/pylibcugraph/triangle_count.pyx
index 068b9888c7b..b6dc0f41fa6 100644
--- a/python/pylibcugraph/pylibcugraph/triangle_count.pyx
+++ b/python/pylibcugraph/pylibcugraph/triangle_count.pyx
@@ -1,4 +1,4 @@
-# Copyright (c) 2022, NVIDIA CORPORATION.
+# Copyright (c) 2022-2023, NVIDIA CORPORATION.
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
 # You may obtain a copy of the License at
diff --git a/python/pylibcugraph/pylibcugraph/two_hop_neighbors.pyx b/python/pylibcugraph/pylibcugraph/two_hop_neighbors.pyx
index 2163d79a528..b2e7e1ebefc 100644
--- a/python/pylibcugraph/pylibcugraph/two_hop_neighbors.pyx
+++ b/python/pylibcugraph/pylibcugraph/two_hop_neighbors.pyx
@@ -1,4 +1,4 @@
-# Copyright (c) 2022, NVIDIA CORPORATION.
+# Copyright (c) 2022-2023, NVIDIA CORPORATION.
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
 # You may obtain a copy of the License at
diff --git a/python/pylibcugraph/pylibcugraph/uniform_random_walks.pyx b/python/pylibcugraph/pylibcugraph/uniform_random_walks.pyx
index e3f20cd45f4..c19dd5a5d4c 100644
--- a/python/pylibcugraph/pylibcugraph/uniform_random_walks.pyx
+++ b/python/pylibcugraph/pylibcugraph/uniform_random_walks.pyx
@@ -1,4 +1,4 @@
-# Copyright (c) 2022, NVIDIA CORPORATION.
+# Copyright (c) 2022-2023, NVIDIA CORPORATION.
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
 # You may obtain a copy of the License at
diff --git a/python/pylibcugraph/pylibcugraph/utils.pxd b/python/pylibcugraph/pylibcugraph/utils.pxd
index bc722402f2d..e3ec2dcc8f4 100644
--- a/python/pylibcugraph/pylibcugraph/utils.pxd
+++ b/python/pylibcugraph/pylibcugraph/utils.pxd
@@ -1,4 +1,4 @@
-# Copyright (c) 2022, NVIDIA CORPORATION.
+# Copyright (c) 2022-2023, NVIDIA CORPORATION.
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
 # You may obtain a copy of the License at
diff --git a/python/pylibcugraph/pylibcugraph/utils.pyx b/python/pylibcugraph/pylibcugraph/utils.pyx
index 4bac701e8d8..e27eaf4b406 100644
--- a/python/pylibcugraph/pylibcugraph/utils.pyx
+++ b/python/pylibcugraph/pylibcugraph/utils.pyx
@@ -1,4 +1,4 @@
-# Copyright (c) 2022, NVIDIA CORPORATION.
+# Copyright (c) 2022-2023, NVIDIA CORPORATION.
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
 # You may obtain a copy of the License at
diff --git a/python/pylibcugraph/pylibcugraph/weakly_connected_components.pyx b/python/pylibcugraph/pylibcugraph/weakly_connected_components.pyx
index a522a7c2385..dcb2abc61b4 100644
--- a/python/pylibcugraph/pylibcugraph/weakly_connected_components.pyx
+++ b/python/pylibcugraph/pylibcugraph/weakly_connected_components.pyx
@@ -1,4 +1,4 @@
-# Copyright (c) 2022, NVIDIA CORPORATION.
+# Copyright (c) 2022-2023, NVIDIA CORPORATION.
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
 # You may obtain a copy of the License at