diff --git a/os_dep/linux/ioctl_linux.c b/os_dep/linux/ioctl_linux.c
index 8888b1b..1ccbbe1 100644
--- a/os_dep/linux/ioctl_linux.c
+++ b/os_dep/linux/ioctl_linux.c
@@ -25,6 +25,7 @@
 #endif
 
 #ifdef __KERNEL__
+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(7, 0, 0))
 extern int mac_pton(const char *s, u8 *addr);
 #endif