diff --git a/_service b/_service
index 020d737..2ba9ffc 100644
--- a/_service
+++ b/_service
@@ -3,7 +3,7 @@
     <param name="url">https://github.com/istio/istio</param>
     <param name="scm">git</param>
     <param name="exclude">.git</param>
-    <param name="revision">1.18.0</param>
+    <param name="revision">1.18.1</param>
     <param name="versionformat">@PARENT_TAG@</param>
     <param name="changesgenerate">enable</param>
   </service>
@@ -16,6 +16,6 @@
     <param name="compression">gz</param>
   </service>
   <service name="go_modules" mode="disabled">
-    <param name="archive">istio-1.18.0.obscpio</param>
+    <param name="archive">istio-1.18.1.obscpio</param>
   </service>
 </services>
diff --git a/_servicedata b/_servicedata
index c3f0c90..a202abb 100644
--- a/_servicedata
+++ b/_servicedata
@@ -1,4 +1,4 @@
 <servicedata>
 <service name="tar_scm">
                 <param name="url">https://github.com/istio/istio</param>
-              <param name="changesrevision">697f4ff0fe6ee531bbd4f5f2a6b4b1f302c955a8</param></service></servicedata>
\ No newline at end of file
+              <param name="changesrevision">b39cf40807721c60f7b29e3106e37faa5e5dbac7</param></service></servicedata>
\ No newline at end of file
diff --git a/istio-1.18.0.obscpio b/istio-1.18.0.obscpio
deleted file mode 100644
index f085330..0000000
--- a/istio-1.18.0.obscpio
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:247bb61b09e71f4773b4b15bb10086256ec61fd8229faad08df655ff9b56c3c6
-size 27712525
diff --git a/istio-1.18.1.obscpio b/istio-1.18.1.obscpio
new file mode 100644
index 0000000..f02f159
--- /dev/null
+++ b/istio-1.18.1.obscpio
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:53603cc2239635293f3f71e75b2e937a664782adf3b5dc9607e7ce54ca78caf2
+size 27761165
diff --git a/istio.obsinfo b/istio.obsinfo
index 495a76c..1e9791a 100644
--- a/istio.obsinfo
+++ b/istio.obsinfo
@@ -1,4 +1,4 @@
 name: istio
-version: 1.18.0
-mtime: 1686100503
-commit: 697f4ff0fe6ee531bbd4f5f2a6b4b1f302c955a8
+version: 1.18.1
+mtime: 1689273349
+commit: b39cf40807721c60f7b29e3106e37faa5e5dbac7
diff --git a/istioctl.changes b/istioctl.changes
index 62f0268..c5690a7 100644
--- a/istioctl.changes
+++ b/istioctl.changes
@@ -1,3 +1,98 @@
+-------------------------------------------------------------------
+Mon Jul 17 04:59:39 UTC 2023 - kastl@b1-systems.de
+
+- Update to version 1.18.1:
+  * Automator: update proxy@release-1.18 in
+    istio/istio@release-1.18 (#46007)
+  * Automator: update ztunnel@release-1.18 in
+    istio/istio@release-1.18 (#46000)
+  * Automator: update istio/client-go@release-1.18 dependency in
+    istio/istio@release-1.18 (#45996)
+  * Automator: update common-files@release-1.18 in
+    istio/istio@release-1.18 (#45995)
+  * Update image from (#45958)
+  * [release-1.18] prevent port conflict with sidecar static
+    listener like 15021 15090 (#45966)
+  * [release-1.18] Set inject true for compatibility tests (#45928)
+  * Automator: update ztunnel@release-1.18 in
+    istio/istio@release-1.18 (#45948)
+  * Add release note for #45632 (#45927)
+  * [release-1.18] Fix health probe port overwrite (#45873)
+  * Automator: update istio/client-go@release-1.18 dependency in
+    istio/istio@release-1.18 (#45938)
+  * Automator: update common-files@release-1.18 in
+    istio/istio@release-1.18 (#45936)
+  * Automator: update ztunnel@release-1.18 in
+    istio/istio@release-1.18 (#45892)
+  * Automator: update common-files@release-1.18 in
+    istio/istio@release-1.18 (#45875)
+  * Automator: update istio/client-go@release-1.18 dependency in
+    istio/istio@release-1.18 (#45876)
+  * [release-1.18] Fix bug report include option not working as
+    expected (#45860)
+  * Automator: update istio/client-go@release-1.18 dependency in
+    istio/istio@release-1.18 (#45857)
+  * [release-1.18] Fix a potential nil panic of endpointindex
+    (#45808)
+  * Automator: update proxy@release-1.18 in
+    istio/istio@release-1.18 (#45834)
+  * Automator: update proxy@release-1.18 in
+    istio/istio@release-1.18 (#45771)
+  * Automator: update proxy@release-1.18 in
+    istio/istio@release-1.18 (#45769)
+  * Automator: update proxy@release-1.18 in
+    istio/istio@release-1.18 (#45747)
+  * gcp metadata: compute GCPClusterURL from metadata (#45741)
+  * Fix auth header syntax (#45711)
+  * Automator: update ztunnel@release-1.18 in
+    istio/istio@release-1.18 (#45702)
+  * Bump github.com/lestrrat-go/jwx from 1.2.25 to 1.2.26 (#45684)
+  * Automator: update common-files@release-1.18 in
+    istio/istio@release-1.18 (#45690)
+  * Automator: update istio/client-go@release-1.18 dependency in
+    istio/istio@release-1.18 (#45660)
+  * Automator: update proxy@release-1.18 in
+    istio/istio@release-1.18 (#45667)
+  * prow: move to use WI for auth_header in private (#45609)
+  * Automator: update proxy@release-1.18 in
+    istio/istio@release-1.18 (#45587)
+  * Automator: update ztunnel@release-1.18 in
+    istio/istio@release-1.18 (#45579)
+  * Automator: update istio/client-go@release-1.18 dependency in
+    istio/istio@release-1.18 (#45570)
+  * Automator: update common-files@release-1.18 in
+    istio/istio@release-1.18 (#45569)
+  * [release-1.18] improve accesslog mode e2e tests (#45519)
+  * Update BASE_VERSION to 1.18-2023-06-15T19-02-54 (#45495)
+  * [release-1.18] cherry-pick: add debug info when generating
+    certs for workloads (#45194)
+  * [release-1.18] Update min supported k8s version to 1.24
+    (#45444)
+  * Automator: update proxy@release-1.18 in
+    istio/istio@release-1.18 (#45450)
+  * Automator: update istio/client-go@release-1.18 dependency in
+    istio/istio@release-1.18 (#45381)
+  * [release-1.18] Check the disabled status when adding a log
+    provider (#45373)
+  * Change to use Node instead of RawMeta (#45359)
+  * [release-1.18] Fix istioctl pc secret cert validity not
+    accurate (#45343)
+  * Add rolling update max unavailable to CNI chart to speed up
+    deploys (cherry pick to release-1.18) (#44934)
+  * Fix Telemetry disablement matching (#45303)
+  * Fix invalid XDS configuration for wildcard Ingress HTTP path
+    (#44898) (#45168)
+  * Adding LRS support (#45165)
+  * [release-1.18] Certificate Revocation List support (#45130)
+  * [release-1.18]Manual cherry-pick of 44481 and 44775 (#45081)
+  * precise-errorcode-debuggen (#45164)
+  * Automator: update ztunnel@release-1.18 in
+    istio/istio@release-1.18 (#45333)
+  * Automator: update istio/client-go@release-1.18 dependency in
+    istio/istio@release-1.18 (#45326)
+  * Automator: update common-files@release-1.18 in
+    istio/istio@release-1.18 (#45325)
+
 -------------------------------------------------------------------
 Tue Jun 13 06:13:18 UTC 2023 - kastl@b1-systems.de
 
diff --git a/istioctl.spec b/istioctl.spec
index 6159117..bd35328 100644
--- a/istioctl.spec
+++ b/istioctl.spec
@@ -19,7 +19,7 @@
 %define __arch_install_post export NO_BRP_STRIP_DEBUG=true
 
 Name:           istioctl
-Version:        1.18.0
+Version:        1.18.1
 Release:        0
 Summary:        CLI for the istio servic mesh in Kubernetes
 License:        Apache-2.0
diff --git a/vendor.tar.gz b/vendor.tar.gz
index 9f1ab2d..e250d53 100644
--- a/vendor.tar.gz
+++ b/vendor.tar.gz
@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:20fe24784eb57eef63593b07bb33fe012b603f52ec70069c5eff6a2b494b8b57
-size 20293393
+oid sha256:96b79260be619402d6409856f176b964fe5985b801ec88e7125351d9443cb925
+size 20262992