diff --git a/.gitignore b/.gitignore
index 8c663e5..07df030 100644
--- a/.gitignore
+++ b/.gitignore
@@ -200,3 +200,5 @@ bind-9.7.2b1.tar.gz
 /bind-9.18.10.tar.xz.asc
 /bind-9.18.11.tar.xz
 /bind-9.18.11.tar.xz.asc
+/bind-9.18.12.tar.xz
+/bind-9.18.12.tar.xz.asc
diff --git a/bind-9.18-zt-include-rwlock.patch b/bind-9.18-zt-include-rwlock.patch
deleted file mode 100644
index ebe6a4f..0000000
--- a/bind-9.18-zt-include-rwlock.patch
+++ /dev/null
@@ -1,27 +0,0 @@
-From 395d6fca2638129e1cc1f55ee4b3aa0dbba44dc0 Mon Sep 17 00:00:00 2001
-From: =?UTF-8?q?Petr=20Men=C5=A1=C3=ADk?= <pemensik@redhat.com>
-Date: Mon, 16 Jan 2023 11:45:31 +0100
-Subject: [PATCH] Include isc_rwlocktype_t type definition in zt.h
-
-After changes zt.h uses rwlock type, which is not enforced to be always
-defined. Ensure full type definition is ready by including appropriate
-header.
----
- lib/dns/include/dns/zt.h | 1 +
- 1 file changed, 1 insertion(+)
-
-diff --git a/lib/dns/include/dns/zt.h b/lib/dns/include/dns/zt.h
-index 077b26ddea..037d0a9495 100644
---- a/lib/dns/include/dns/zt.h
-+++ b/lib/dns/include/dns/zt.h
-@@ -18,6 +18,7 @@
- #include <stdbool.h>
- 
- #include <isc/lang.h>
-+#include <isc/rwlock.h>
- 
- #include <dns/types.h>
- 
--- 
-2.39.0
-
diff --git a/bind.spec b/bind.spec
index 735ec1b..4c15dbf 100644
--- a/bind.spec
+++ b/bind.spec
@@ -62,7 +62,7 @@ Conflicts: %1 \
 Summary:  The Berkeley Internet Name Domain (BIND) DNS (Domain Name System) server
 Name:     bind
 License:  MPL-2.0
-Version:  9.18.11
+Version:  9.18.12
 Release:  1%{?dist}
 Epoch:    32
 Url:      https://www.isc.org/downloads/bind/
@@ -101,8 +101,6 @@ Patch16: bind-9.16-redhat_doc.patch
 Patch22: bind-9.11-fips-tests.patch
 # https://bugzilla.redhat.com/show_bug.cgi?id=2122010
 Patch26: bind-9.18-unittest-netmgr-unstable.patch
-# https://gitlab.isc.org/isc-projects/bind9/-/merge_requests/7376/
-Patch27: bind-9.18-zt-include-rwlock.patch
 
 %{?systemd_ordering}
 Requires:       coreutils
@@ -951,6 +949,9 @@ fi;
 %endif
 
 %changelog
+* Thu Feb 16 2023 Petr Menšík <pemensik@redhat.com> - 32:9.18.12-1
+- Update to 9.18.12 (#2170096)
+
 * Fri Jan 27 2023 Petr Menšík <pemensik@redhat.com> - 32:9.18.11-1
 - Update to 9.18.11 (#2164395)
 
diff --git a/sources b/sources
index b0b7e54..7cdcf76 100644
--- a/sources
+++ b/sources
@@ -1,2 +1,2 @@
-SHA512 (bind-9.18.11.tar.xz) = 1f71560efca3b6886d71861c76d4a11d59c28f0ffed684f040a59dd9c14be594985a3f15e6d610a4d88a40a16a19e259977d4a254e146469323d15587b23f3ad
-SHA512 (bind-9.18.11.tar.xz.asc) = fb093a98c8a3f8eb12b03aee65bd88df9e17bed45810d963f7e74c00d470807b5dea73f9601c51a66b2f52e2b6fb16549c0733f3fe54d6c5a74c5c7dde63075f
+SHA512 (bind-9.18.12.tar.xz) = 9741ea1260eb0922f5e42fb7916ede3f922291edf6a6b97ca574b53c0179eecb05197d49ca8204e8aae48e0ac393a03e01129c5d9b5d0d32e836009b1b914fac
+SHA512 (bind-9.18.12.tar.xz.asc) = 551844ee503f182d6e149897f8cd8b267f8cebc2b7eb9c88448f382800f6a3bf01efb8ff4be1ff1c61b1b98d33b79c52fa02be55c0b88f47f488e87592d5f2c6