diff --git a/0004-fix-wrong-nodemask_sz-when-CONFIG_NODES_SHIFT-is-les.patch b/0004-fix-wrong-nodemask_sz-when-CONFIG_NODES_SHIFT-is-les.patch
new file mode 100644
index 0000000000000000000000000000000000000000..6481fae7893317525192f29ba007ea902df9089f
--- /dev/null
+++ b/0004-fix-wrong-nodemask_sz-when-CONFIG_NODES_SHIFT-is-les.patch
@@ -0,0 +1,61 @@
+From eeb3d396ee5401114bf0d486d200dffb03f54ac5 Mon Sep 17 00:00:00 2001
+From: Chunsheng Luo <luochunsheng@huawei.com>
+Date: Tue, 15 Nov 2022 15:21:31 +0800
+Subject: [PATCH] fix wrong nodemask_sz when CONFIG_NODES_SHIFT is less than 5
+
+Signed-off-by: buque <wuxu.wu@huawei.com>
+---
+ libnuma.c | 22 ++++++++++++++--------
+ 1 file changed, 14 insertions(+), 8 deletions(-)
+
+diff --git a/libnuma.c b/libnuma.c
+index b8e5603..896e995 100644
+--- a/libnuma.c
++++ b/libnuma.c
+@@ -370,13 +370,11 @@ set_configured_nodes(void)
+ 	}
+ }
+ 
+-/*
+- * Convert the string length of an ascii hex mask to the number
+- * of bits represented by that mask.
+- */
+-static int s2nbits(const char *s)
++static inline int is_digit(char s)
+ {
+-	return strlen(s) * 32 / 9;
++	return (s >= '0' && s <= '9')
++		|| (s >= 'a' && s <= 'f')
++		|| (s >= 'A' && s <= 'F');
+ }
+ 
+ /* Is string 'pre' a prefix of string 's'? */
+@@ -398,6 +396,8 @@ set_nodemask_size(void)
+ {
+ 	FILE *fp;
+ 	char *buf = NULL;
++	char *tmp_buf = NULL;
++	int digit_len = 0;
+ 	size_t bufsize = 0;
+ 
+ 	if ((fp = fopen(mask_size_file, "r")) == NULL)
+@@ -405,8 +405,14 @@ set_nodemask_size(void)
+ 
+ 	while (getline(&buf, &bufsize, fp) > 0) {
+ 		if (strprefix(buf, nodemask_prefix)) {
+-			nodemask_sz = s2nbits(buf + strlen(nodemask_prefix));
+-			break;
++			tmp_buf = buf;
++			tmp_buf += strlen(nodemask_prefix);
++			while (*tmp_buf != '\n' && *tmp_buf != '\0') {
++				if (is_digit(*tmp_buf))
++					digit_len++;
++				tmp_buf++;
++			}
++			nodemask_sz = digit_len * 4;
+ 		}
+ 	}
+ 	free(buf);
+-- 
+2.33.0
+
diff --git a/numactl.spec b/numactl.spec
index f7d34b0432472cf7a18d07d9ca9ccdd1c77b7e19..33dfdb67ba9d923ac9b3568712f0535ac846b20e 100644
--- a/numactl.spec
+++ b/numactl.spec
@@ -1,6 +1,6 @@
 Name: numactl
 Version: 2.0.16
-Release: 3
+Release: 4
 Summary: Library for tuning for Non Uniform Memory Access machines
 License: GPLv2
 URL: https://github.com/numactl/numactl
@@ -10,6 +10,7 @@ BuildRequires: libtool automake autoconf
 Patch0001: 0001-libnuma-clear-errno-at-the-end-of-numa_init.patch
 Patch0002: 0002-numactl-Fix-shm-verfiy-for-preferred-policy.patch
 Patch0003: 0003-numactl-numactl-length-xxx-shm-xxx-px-doesn-t-work.patch
+Patch0004: 0004-fix-wrong-nodemask_sz-when-CONFIG_NODES_SHIFT-is-les.patch
 
 %description
 Simple NUMA policy support. It consists of a numactl program to run other
@@ -78,6 +79,9 @@ LD_LIBRARY_PATH=$(pwd)/.libs make check
 %{_mandir}/man3/*.3*
 
 %changelog
+* Mon Jun 19 2023 wuxu <wuxu.wu@huawei.com> - 2.0.16-4
+- fix wrong nodemask_sz when CONFIG_NODES_SHIFT is less than 5
+
 * Fri Dec 16 2022 lijianglin <lijianglin2@huawei.com> - 2.0.16-3
 - fix the problem of some commands of memhog, migspeed and numactl failed to execute