diff --git a/HowToAddNewLanguage.md b/HowToAddNewLanguage.md
index cdc4729a2..94caca12a 100644
--- a/HowToAddNewLanguage.md
+++ b/HowToAddNewLanguage.md
@@ -61,8 +61,16 @@ Make sure to place the entry under the correct language section. This helps main
 
 #### Windows command
 
-```ps
-python .github/scripts/check_language_properties.py --reference-file src\main\resources\messages_en_GB.properties --branch "" --files src\main\resources\messages_pl_PL.properties
+```powershell
+python .github/scripts/check_language_properties.py --reference-file stirling-pdf\src\main\resources\messages_en_GB.properties --branch "" --files stirling-pdf\src\main\resources\messages_pl_PL.properties
 
-python .github/scripts/check_language_properties.py --reference-file src\main\resources\messages_en_GB.properties --branch "" --check-file src\main\resources\messages_pl_PL.properties
+python .github/scripts/check_language_properties.py --reference-file stirling-pdf\src\main\resources\messages_en_GB.properties --branch "" --check-file stirling-pdf\src\main\resources\messages_pl_PL.properties
+```
+
+#### Linux command
+
+```bash
+python3 .github/scripts/check_language_properties.py --reference-file stirling-pdf/src/main/resources/messages_en_GB.properties --branch "" --files stirling-pdf/src/main/resources/messages_pl_PL.properties
+
+python3 .github/scripts/check_language_properties.py --reference-file stirling-pdf/src/main/resources/messages_en_GB.properties --branch "" --check-file stirling-pdf/src/main/resources/messages_pl_PL.properties
 ```