Signed-off-by: Alejandro Colomar <alx@kernel.org>
---
 man2/getitimer.2 | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/man2/getitimer.2 b/man2/getitimer.2
index 0736837a4..3c86acfd5 100644
--- a/man2/getitimer.2
+++ b/man2/getitimer.2
@@ -22,7 +22,7 @@ .SH SYNOPSIS
 .PP
 .BI "int getitimer(int " which ", struct itimerval *" curr_value );
 .BI "int setitimer(int " which ", const struct itimerval *restrict " new_value ,
-.BI "              struct itimerval *restrict " old_value );
+.BI "              struct itimerval *_Nullable restrict " old_value );
 .fi
 .SH DESCRIPTION
 These system calls provide access to interval timers, that is,
-- 
2.38.1