diff --git a/Doc/library/threading.rst b/Doc/library/threading.rst
index 5d9a7b6314b1668..52f50def2986d86 100644
--- a/Doc/library/threading.rst
+++ b/Doc/library/threading.rst
@@ -578,7 +578,7 @@ since it is impossible to detect the termination of alien threads.
 
    .. method:: run()
 
-      Method representing the thread's activity.
+      Method representing the thread's activity. Use Thread.start() to start a thread's execution
 
       You may override this method in a subclass.  The standard :meth:`run`
       method invokes the callable object passed to the object's constructor as
diff --git a/Lib/threading.py b/Lib/threading.py
index abac31e25886fae..d20bfe81c302c50 100644
--- a/Lib/threading.py
+++ b/Lib/threading.py
@@ -1147,7 +1147,7 @@ def start(self):
         self._started.wait()  # Will set ident and native_id
 
     def run(self):
-        """Method representing the thread's activity.
+        """Method representing the thread's activity. Use Thread.start() to start a thread's execution
 
         You may override this method in a subclass. The standard run() method
         invokes the callable object passed to the object's constructor as the