diff --git a/manim/mobject/mobject.py b/manim/mobject/mobject.py
index 9f3818c188..3db86e327d 100644
--- a/manim/mobject/mobject.py
+++ b/manim/mobject/mobject.py
@@ -2031,10 +2031,10 @@ def set_color(
         alpha: Any = None,
         family: bool = True,
     ) -> Self:
-        """Condition is function which takes in one arguments, (x, y, z).
-        Here it just recurses to submobjects, but in subclasses this
-        should be further implemented based on the the inner workings
-        of color
+        """
+        Sets color of the mobject,
+        and as long as family is set to True, the submobjects are also coloured in same color.
+        alpha was introduced in PR 4388, but hasn't been used. Maybe, it was mistakenly introduced in that PR.
         """
         if family:
             for submob in self.submobjects: