diff --git a/.github/workflows/check-python-task.yml b/.github/workflows/check-python-task.yml
index 32098a800..375130d91 100644
--- a/.github/workflows/check-python-task.yml
+++ b/.github/workflows/check-python-task.yml
@@ -1,3 +1,4 @@
+# Source: https://github.com/arduino/tooling-project-assets/blob/main/workflow-templates/check-python-task.md
 name: Check Python
 
 env:
diff --git a/.github/workflows/test-go-integration-task.yml b/.github/workflows/test-go-integration-task.yml
index 4dd187105..7bc60d85f 100644
--- a/.github/workflows/test-go-integration-task.yml
+++ b/.github/workflows/test-go-integration-task.yml
@@ -1,3 +1,4 @@
+# Source: https://github.com/arduino/tooling-project-assets/blob/main/workflow-templates/test-go-integration-task.md
 name: Test Integration
 
 env:
diff --git a/.github/workflows/test-go-task.yml b/.github/workflows/test-go-task.yml
index 45fa41071..dded27dc8 100644
--- a/.github/workflows/test-go-task.yml
+++ b/.github/workflows/test-go-task.yml
@@ -1,3 +1,4 @@
+# Source: https://github.com/arduino/tooling-project-assets/blob/main/workflow-templates/test-go-task.md
 name: Run tests
 
 env:
diff --git a/tests/__init__.py b/tests/__init__.py
index 947ae6b4b..c0566ef24 100644
--- a/tests/__init__.py
+++ b/tests/__init__.py
@@ -1,10 +1,10 @@
 # Source:
 # https://github.com/arduino/tooling-project-assets/blob/main/workflow-templates/assets/test-python/__init__.py
-# Copyright 2020 ARDUINO SA(http: // www.arduino.cc/)
+# Copyright 2020 ARDUINO SA (http://www.arduino.cc/)
 #
 # This software is released under the GNU General Public License version 3,
 # The terms of this license can be found at:
-# https: // www.gnu.org/licenses/gpl-3.0.en.html
+# https://www.gnu.org/licenses/gpl-3.0.en.html
 #
 # You can be released from the requirements of the above licenses by purchasing
 # a commercial license. Buying such a license is mandatory if you want to
diff --git a/tests/test_all.py b/tests/test_all.py
index 1faa81353..cd5536d3b 100644
--- a/tests/test_all.py
+++ b/tests/test_all.py
@@ -1,10 +1,10 @@
 # Source:
 # https://github.com/arduino/tooling-project-assets/blob/main/workflow-templates/assets/test-integration/test_all.py
-# Copyright 2020 ARDUINO SA(http: // www.arduino.cc/)
+# Copyright 2020 ARDUINO SA (http://www.arduino.cc/)
 #
 # This software is released under the GNU General Public License version 3,
 # The terms of this license can be found at:
-# https: // www.gnu.org/licenses/gpl-3.0.en.html
+# https://www.gnu.org/licenses/gpl-3.0.en.html
 #
 # You can be released from the requirements of the above licenses by purchasing
 # a commercial license. Buying such a license is mandatory if you want to