diff --git a/Doc/library/os.path.rst b/Doc/library/os.path.rst
index 3cc60cb..ed3aaf4 100644
--- a/Doc/library/os.path.rst
+++ b/Doc/library/os.path.rst
@@ -185,7 +185,7 @@
 .. function:: islink(path)
 
    Return ``True`` if *path* refers to a directory entry that is a symbolic link.
-   Always ``False`` if symbolic links are not supported.
+   Always ``False`` if symbolic links are not supported by the python runtime.
 
 
 .. function:: ismount(path)