diff --git a/Doc/library/signal.rst b/Doc/library/signal.rst
index 4001522..9012291 100644
--- a/Doc/library/signal.rst
+++ b/Doc/library/signal.rst
@@ -184,7 +184,7 @@
 
    Change system call restart behaviour: if *flag* is :const:`False`, system calls
    will be restarted when interrupted by signal *signalnum*, otherwise system calls will
-   be interrupted. Returns nothing. Availability: Unix, Mac (see the man page
+   be interrupted. Returns nothing. Availability: Unix (see the man page
    :manpage:`siginterrupt(3)` for further information).
    
    Note that installing a signal handler with :func:`signal` will reset the restart