diff --git a/arch/avr32/include/uapi/asm/unistd.h b/arch/avr32/include/uapi/asm/unistd.h
index bbe2fba565cdec..40cd523615d862 100644
--- a/arch/avr32/include/uapi/asm/unistd.h
+++ b/arch/avr32/include/uapi/asm/unistd.h
@@ -333,5 +333,6 @@
 #define __NR_memfd_create	318
 #define __NR_bpf		319
 #define __NR_execveat		320
+#define __NR_accept4		321
 
 #endif /* _UAPI__ASM_AVR32_UNISTD_H */
diff --git a/arch/avr32/kernel/syscall_table.S b/arch/avr32/kernel/syscall_table.S
index c3b593bfc3b3d8..6fa80a42dc23ba 100644
--- a/arch/avr32/kernel/syscall_table.S
+++ b/arch/avr32/kernel/syscall_table.S
@@ -334,4 +334,5 @@ sys_call_table:
 	.long	sys_memfd_create
 	.long	sys_bpf
 	.long	sys_execveat		/* 320 */
+	.long	sys_accept4
 	.long	sys_ni_syscall		/* r8 is saturated at nr_syscalls */