diff --git a/arch/ia64/include/uapi/asm/unistd.h b/arch/ia64/include/uapi/asm/unistd.h
index 5fe71d4a43de..94b835cc4f11 100644
--- a/arch/ia64/include/uapi/asm/unistd.h
+++ b/arch/ia64/include/uapi/asm/unistd.h
@@ -161,7 +161,7 @@
 #define __NR_nanosleep			1168
 #define __NR_nfsservctl			1169
 #define __NR_prctl			1170
-/* 1171 is reserved for backwards compatibility with old __NR_getpagesize */
+#define __NR_old_getpagesize		1171
 #define __NR_mmap2			1172
 #define __NR_pciconfig_read		1173
 #define __NR_pciconfig_write		1174