diff --git a/ntp-4.2.8p14.tar.gz b/ntp-4.2.8p15.tar.gz
similarity index 48%
rename from ntp-4.2.8p14.tar.gz
rename to ntp-4.2.8p15.tar.gz
index a8dcf8fbfce5218d1e94e5fe7b5b7588df4c4bb4..92b5d91c98a5c94483efb6db20c3714357a7fe17 100644
Binary files a/ntp-4.2.8p14.tar.gz and b/ntp-4.2.8p15.tar.gz differ
diff --git a/ntp-psl-def.patch b/ntp-psl-def.patch
deleted file mode 100644
index b775265ff4595c7b45756c1416d27ca6e169860b..0000000000000000000000000000000000000000
--- a/ntp-psl-def.patch
+++ /dev/null
@@ -1,24 +0,0 @@
-diff -up ntp-4.2.8p14/include/ntp_config.h.psl ntp-4.2.8p14/include/ntp_config.h
---- ntp-4.2.8p14/include/ntp_config.h.psl	2020-03-04 00:41:29.000000000 +0100
-+++ ntp-4.2.8p14/include/ntp_config.h	2020-03-10 15:12:48.516539212 +0100
-@@ -280,7 +280,7 @@ typedef struct settrap_parms_tag {
-  * Poll Skew List
-  */
- 
--psl_item psl[17-3+1];		/* values for polls 3-17 */
-+extern psl_item psl[17-3+1];	/* values for polls 3-17 */
- 				/* To simplify the runtime code we */
- 				/* don't want to have to special-case */
- 				/* dealing with a default */
-diff -up ntp-4.2.8p14/ntpd/ntp_config.c.psl ntp-4.2.8p14/ntpd/ntp_config.c
---- ntp-4.2.8p14/ntpd/ntp_config.c.psl	2020-03-10 15:13:42.575669789 +0100
-+++ ntp-4.2.8p14/ntpd/ntp_config.c	2020-03-10 15:13:23.028622574 +0100
-@@ -202,6 +202,8 @@ int	cryptosw;		/* crypto command called
- 
- extern char *stats_drift_file;	/* name of the driftfile */
- 
-+psl_item psl[17-3+1];        /* values for polls 3-17 */
-+
- #ifdef BC_LIST_FRAMEWORK_NOT_YET_USED
- /*
-  * backwards compatibility flags
diff --git a/ntp.spec b/ntp.spec
index da3b6af2ece00ea56ac1733837ad3b0c08fa4466..7d04bfc657fda11fdcd1147412c2255515ab3b2b 100644
--- a/ntp.spec
+++ b/ntp.spec
@@ -1,7 +1,7 @@
 %global _hardened_build 1
 
 Name:                  ntp
-Version:               4.2.8p14
+Version:               4.2.8p15
 Release:               1
 Summary:               A protocol designed to synchronize the clocks of computers over a network
 License:               MIT and BSD and BSD with advertising
@@ -21,10 +21,8 @@ Source14:              ntp-wait.service
 Source15:              sntp.service
 Source16:              sntp.sysconfig
 Patch1:                ntp-ssl-libs.patch
-Patch2:		       ntp-psl-def.patch
-
-Patch9000:             bugfix-fix-bind-port-in-debug-mode.patch
-Patch9001:             bugfix-fix-ifindex-length.patch
+Patch2:                bugfix-fix-bind-port-in-debug-mode.patch
+Patch3:                bugfix-fix-ifindex-length.patch
 
 BuildRequires:	       libcap-devel openssl-devel libedit-devel libevent-devel pps-tools-devel
 BuildRequires:         autogen autogen-libopts-devel systemd gcc perl-generators perl-HTML-Parser
@@ -207,6 +205,12 @@ make check
 %{_mandir}/man8/*.8*
 
 %changelog
+* Fri Jul 24 2020 yuboyun<yuboyun@huawei.com> - 4.2.8p15-1
+- Type:bugfix
+- ID:NA
+- SUG:NA
+- DESC: update to 4.2.8p15
+
 * Tue Jun 30 2020 yuboyun<yuboyun@huawei.com> - 4.2.8p14-1
 - Type:bugfix
 - ID:NA