diff --git a/Doc/library/unittest.mock.rst b/Doc/library/unittest.mock.rst
index 1b396972613..bed698afe40 100644
--- a/Doc/library/unittest.mock.rst
+++ b/Doc/library/unittest.mock.rst
@@ -1359,7 +1359,7 @@ It is also possible to stop all patches which have been started by using
 
 .. function:: patch.stopall
 
-    Stop all active patches.
+    Stop all active patches. Only stops patches started with `start`.
 
 
 TEST_PREFIX