diff --git a/rwx/prj/__init__.py b/rwx/prj/__init__.py
index c0251e2..cfbe3ae 100644
--- a/rwx/prj/__init__.py
+++ b/rwx/prj/__init__.py
@@ -9,7 +9,11 @@ class Project(Class):
     """Parent class for any type of project."""
 
     def __init__(self, file: Path) -> None:
-        """Set file, root & name."""
+        """Set file, root & name.
+
+        :param file: root reference file
+        :type file: Path
+        """
         self.raw = file
         self.file = self.raw.resolve()
         self.root: Path = self.file.parent