diff --git a/0017-fix-capsh-drop-but-ping-success.patch b/0017-fix-capsh-drop-but-ping-success.patch
index b112369900750f67226fc8e0e4d00164069a3254..eb82ea43707ed6cd23083aaae6272d37314e487f 100644
--- a/0017-fix-capsh-drop-but-ping-success.patch
+++ b/0017-fix-capsh-drop-but-ping-success.patch
@@ -18,12 +18,12 @@ index 41bd1f9..4d9bef8 100644
 @@ -36,7 +36,7 @@ net.ipv4.conf.all.promote_secondaries = 1
  #   #define GID_T_MAX (((gid_t)~0U) >> 1)
  # That's not so bad because values between 2^31 and 2^32-1 are reserved on
- # systemd-based systems anyway: https://systemd.io/UIDS-GIDS.html#summary
+ # systemd-based systems anyway: https://systemd.io/UIDS-GIDS#summary
 --net.ipv4.ping_group_range = 0 2147483647
 +net.ipv4.ping_group_range = 1 0
  
  # Fair Queue CoDel packet scheduler to fight bufferbloat
- net.core.default_qdisc = fq_codel
+ -net.core.default_qdisc = fq_codel
 -- 
 1.8.3.1
 
diff --git a/0018-resolved-create-etc-resolv.conf-symlink-at-runtime.patch b/0018-resolved-create-etc-resolv.conf-symlink-at-runtime.patch
index bb17fc1867fd464eccec7580bb21404e80c71b8b..1ab3033eb492ee4fcc4bbce4eb640f103be7a120 100644
--- a/0018-resolved-create-etc-resolv.conf-symlink-at-runtime.patch
+++ b/0018-resolved-create-etc-resolv.conf-symlink-at-runtime.patch
@@ -30,7 +30,7 @@ index 50989a6b0a..95a51a574a 100644
 +                        log_warning_errno(errno,
 +                                          "Could not create /etc/resolv.conf symlink: %m");
 +
-                 /* Drop privileges, but keep three caps. Note that we drop those too, later on (see below) */
+                 /* Drop privileges, but keep three caps. Note that we drop two of those too, later on (see below) */
                  r = drop_privileges(uid, gid,
                                      (UINT64_C(1) << CAP_NET_RAW)|          /* needed for SO_BINDTODEVICE */
 diff --git a/tmpfiles.d/etc.conf.m4 b/tmpfiles.d/etc.conf.m4
diff --git a/systemd.spec b/systemd.spec
index fcade86f871eed6bd466c443d2dc3d3d9db7cb8a..8dad0b4da6b1fe8bc81148ce2411cd13bf00fd8b 100644
--- a/systemd.spec
+++ b/systemd.spec
@@ -20,7 +20,7 @@
 Name:           systemd
 Url:            https://www.freedesktop.org/wiki/Software/systemd
 Version:        248
-Release:        8
+Release:        9
 License:        MIT and LGPLv2+ and GPLv2+
 Summary:        System and Service Manager
 
@@ -62,8 +62,8 @@ Patch0013:      0013-sd-bus-properly-initialize-containers.patch
 Patch0014:      0014-Revert-core-one-step-back-again-for-nspawn-we-actual.patch
 Patch0015:      0015-journal-don-t-enable-systemd-journald-audit.socket-b.patch
 Patch0016:      0016-systemd-change-time-log-level.patch
-#Patch0017:      0017-fix-capsh-drop-but-ping-success.patch
-#Patch0018:      0018-resolved-create-etc-resolv.conf-symlink-at-runtime.patch
+Patch0017:      0017-fix-capsh-drop-but-ping-success.patch
+Patch0018:      0018-resolved-create-etc-resolv.conf-symlink-at-runtime.patch
 #Patch0019:      0019-core-serialize-u-pids-until-the-processes-have-been-.patch 
 #Patch0020:      0020-scope-on-unified-make-sure-to-unwatch-all-PIDs-once-.patch
 Patch0021:      0021-journald-enforce-longer-line-length-limit-during-set.patch
@@ -1532,6 +1532,9 @@ fi
 %exclude /usr/share/man/man3/*
 
 %changelog
+* Thu Aug 26 2021 xujing <17826839720@163.com> - 248-9
+- enable some patches to fix bugs
+
 * Mon Aug 16 2021 yangmingtai <yangmingtai@huawei.com> - 248-8
 - udev: exec daemon-reload after installation