diff --git a/.github/scripts/license-header.txt b/.github/scripts/license-header.txt
index 0b57c7db..3d09080e 100644
--- a/.github/scripts/license-header.txt
+++ b/.github/scripts/license-header.txt
@@ -1,10 +1,11 @@
 # Copyright (c) 2024 xDEM developers
 #
-# This file is part of xDEM project:
+# This file is part of the xDEM project:
 # https://github.com/glaciohack/xdem
 #
 # 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
 #
 # http://www.apache.org/licenses/LICENSE-2.0
diff --git a/xdem/__init__.py b/xdem/__init__.py
index ff2396bd..fc94abc2 100644
--- a/xdem/__init__.py
+++ b/xdem/__init__.py
@@ -1,10 +1,11 @@
 # Copyright (c) 2024 xDEM developers
 #
-# This file is part of xDEM project:
+# This file is part of the xDEM project:
 # https://github.com/glaciohack/xdem
 #
 # 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
 #
 # http://www.apache.org/licenses/LICENSE-2.0
diff --git a/xdem/_typing.py b/xdem/_typing.py
index babc2f02..4fb201e0 100644
--- a/xdem/_typing.py
+++ b/xdem/_typing.py
@@ -1,10 +1,11 @@
 # Copyright (c) 2024 xDEM developers
 #
-# This file is part of xDEM project:
+# This file is part of the xDEM project:
 # https://github.com/glaciohack/xdem
 #
 # 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
 #
 # http://www.apache.org/licenses/LICENSE-2.0
diff --git a/xdem/coreg/__init__.py b/xdem/coreg/__init__.py
index 6fa7cc8e..a20d8699 100644
--- a/xdem/coreg/__init__.py
+++ b/xdem/coreg/__init__.py
@@ -1,10 +1,11 @@
 # Copyright (c) 2024 xDEM developers
 #
-# This file is part of xDEM project:
+# This file is part of the xDEM project:
 # https://github.com/glaciohack/xdem
 #
 # 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
 #
 # http://www.apache.org/licenses/LICENSE-2.0
diff --git a/xdem/coreg/affine.py b/xdem/coreg/affine.py
index a2ac6866..d2d58b24 100644
--- a/xdem/coreg/affine.py
+++ b/xdem/coreg/affine.py
@@ -1,10 +1,11 @@
 # Copyright (c) 2024 xDEM developers
 #
-# This file is part of xDEM project:
+# This file is part of the xDEM project:
 # https://github.com/glaciohack/xdem
 #
 # 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
 #
 # http://www.apache.org/licenses/LICENSE-2.0
diff --git a/xdem/coreg/base.py b/xdem/coreg/base.py
index fdd7ff29..24513cd0 100644
--- a/xdem/coreg/base.py
+++ b/xdem/coreg/base.py
@@ -1,10 +1,11 @@
 # Copyright (c) 2024 xDEM developers
 #
-# This file is part of xDEM project:
+# This file is part of the xDEM project:
 # https://github.com/glaciohack/xdem
 #
 # 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
 #
 # http://www.apache.org/licenses/LICENSE-2.0
diff --git a/xdem/coreg/biascorr.py b/xdem/coreg/biascorr.py
index d35d6a47..f1674056 100644
--- a/xdem/coreg/biascorr.py
+++ b/xdem/coreg/biascorr.py
@@ -1,10 +1,11 @@
 # Copyright (c) 2024 xDEM developers
 #
-# This file is part of xDEM project:
+# This file is part of the xDEM project:
 # https://github.com/glaciohack/xdem
 #
 # 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
 #
 # http://www.apache.org/licenses/LICENSE-2.0
diff --git a/xdem/coreg/filters.py b/xdem/coreg/filters.py
index 102dc856..83f92e5a 100644
--- a/xdem/coreg/filters.py
+++ b/xdem/coreg/filters.py
@@ -1,10 +1,11 @@
 # Copyright (c) 2024 xDEM developers
 #
-# This file is part of xDEM project:
+# This file is part of the xDEM project:
 # https://github.com/glaciohack/xdem
 #
 # 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
 #
 # http://www.apache.org/licenses/LICENSE-2.0
diff --git a/xdem/coreg/workflows.py b/xdem/coreg/workflows.py
index 9c66e543..e8dae87d 100644
--- a/xdem/coreg/workflows.py
+++ b/xdem/coreg/workflows.py
@@ -1,10 +1,11 @@
 # Copyright (c) 2024 xDEM developers
 #
-# This file is part of xDEM project:
+# This file is part of the xDEM project:
 # https://github.com/glaciohack/xdem
 #
 # 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
 #
 # http://www.apache.org/licenses/LICENSE-2.0
diff --git a/xdem/ddem.py b/xdem/ddem.py
index 6cee6bf0..cd72b5a8 100644
--- a/xdem/ddem.py
+++ b/xdem/ddem.py
@@ -1,10 +1,11 @@
 # Copyright (c) 2024 xDEM developers
 #
-# This file is part of xDEM project:
+# This file is part of the xDEM project:
 # https://github.com/glaciohack/xdem
 #
 # 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
 #
 # http://www.apache.org/licenses/LICENSE-2.0
diff --git a/xdem/dem.py b/xdem/dem.py
index 6ab48d74..9114b41a 100644
--- a/xdem/dem.py
+++ b/xdem/dem.py
@@ -1,10 +1,11 @@
 # Copyright (c) 2024 xDEM developers
 #
-# This file is part of xDEM project:
+# This file is part of the xDEM project:
 # https://github.com/glaciohack/xdem
 #
 # 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
 #
 # http://www.apache.org/licenses/LICENSE-2.0
diff --git a/xdem/demcollection.py b/xdem/demcollection.py
index f26a0d41..81fff312 100644
--- a/xdem/demcollection.py
+++ b/xdem/demcollection.py
@@ -1,10 +1,11 @@
 # Copyright (c) 2024 xDEM developers
 #
-# This file is part of xDEM project:
+# This file is part of the xDEM project:
 # https://github.com/glaciohack/xdem
 #
 # 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
 #
 # http://www.apache.org/licenses/LICENSE-2.0
diff --git a/xdem/examples.py b/xdem/examples.py
index 6d0e54ef..144180fb 100644
--- a/xdem/examples.py
+++ b/xdem/examples.py
@@ -1,10 +1,11 @@
 # Copyright (c) 2024 xDEM developers
 #
-# This file is part of xDEM project:
+# This file is part of the xDEM project:
 # https://github.com/glaciohack/xdem
 #
 # 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
 #
 # http://www.apache.org/licenses/LICENSE-2.0
diff --git a/xdem/filters.py b/xdem/filters.py
index a8880c80..c80b87eb 100644
--- a/xdem/filters.py
+++ b/xdem/filters.py
@@ -1,10 +1,11 @@
 # Copyright (c) 2024 xDEM developers
 #
-# This file is part of xDEM project:
+# This file is part of the xDEM project:
 # https://github.com/glaciohack/xdem
 #
 # 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
 #
 # http://www.apache.org/licenses/LICENSE-2.0
diff --git a/xdem/fit.py b/xdem/fit.py
index ba5d564d..8ea647c5 100644
--- a/xdem/fit.py
+++ b/xdem/fit.py
@@ -1,10 +1,11 @@
 # Copyright (c) 2024 xDEM developers
 #
-# This file is part of xDEM project:
+# This file is part of the xDEM project:
 # https://github.com/glaciohack/xdem
 #
 # 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
 #
 # http://www.apache.org/licenses/LICENSE-2.0
diff --git a/xdem/misc.py b/xdem/misc.py
index e3706c73..d6ad04a3 100644
--- a/xdem/misc.py
+++ b/xdem/misc.py
@@ -1,10 +1,11 @@
 # Copyright (c) 2024 xDEM developers
 #
-# This file is part of xDEM project:
+# This file is part of the xDEM project:
 # https://github.com/glaciohack/xdem
 #
 # 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
 #
 # http://www.apache.org/licenses/LICENSE-2.0
diff --git a/xdem/spatialstats.py b/xdem/spatialstats.py
index 00db4c4c..9f1275ca 100644
--- a/xdem/spatialstats.py
+++ b/xdem/spatialstats.py
@@ -1,10 +1,11 @@
 # Copyright (c) 2024 xDEM developers
 #
-# This file is part of xDEM project:
+# This file is part of the xDEM project:
 # https://github.com/glaciohack/xdem
 #
 # 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
 #
 # http://www.apache.org/licenses/LICENSE-2.0
diff --git a/xdem/terrain.py b/xdem/terrain.py
index 0a81c233..151002ab 100644
--- a/xdem/terrain.py
+++ b/xdem/terrain.py
@@ -1,10 +1,11 @@
 # Copyright (c) 2024 xDEM developers
 #
-# This file is part of xDEM project:
+# This file is part of the xDEM project:
 # https://github.com/glaciohack/xdem
 #
 # 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
 #
 # http://www.apache.org/licenses/LICENSE-2.0
diff --git a/xdem/vcrs.py b/xdem/vcrs.py
index 608d388c..6ab534a2 100644
--- a/xdem/vcrs.py
+++ b/xdem/vcrs.py
@@ -1,10 +1,11 @@
 # Copyright (c) 2024 xDEM developers
 #
-# This file is part of xDEM project:
+# This file is part of the xDEM project:
 # https://github.com/glaciohack/xdem
 #
 # 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
 #
 # http://www.apache.org/licenses/LICENSE-2.0
diff --git a/xdem/volume.py b/xdem/volume.py
index 877b94c1..1ca9e6b4 100644
--- a/xdem/volume.py
+++ b/xdem/volume.py
@@ -1,10 +1,11 @@
 # Copyright (c) 2024 xDEM developers
 #
-# This file is part of xDEM project:
+# This file is part of the xDEM project:
 # https://github.com/glaciohack/xdem
 #
 # 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
 #
 # http://www.apache.org/licenses/LICENSE-2.0