diff --git a/.github/.OwlBot.lock.yaml b/.github/.OwlBot.lock.yaml
index b49924db5..db1099bec 100644
--- a/.github/.OwlBot.lock.yaml
+++ b/.github/.OwlBot.lock.yaml
@@ -13,5 +13,5 @@
 # limitations under the License.
 docker:
   image: gcr.io/cloud-devrel-public-resources/owlbot-java:latest
-  digest: sha256:1fb09a3eb66af09221da69087fd1b4d075bc7c79e508d0708f5dc0f842069da2
-# created: 2024-02-05T19:43:08.106031548Z
\ No newline at end of file
+  digest: sha256:084ad4c60551b075846bcb2405ec1c14b0d00ec1eb5503d4dd0d2a92cdc2d3e2
+# created: 2024-03-15T14:33:32.257974519Z
diff --git a/.kokoro/presubmit/graalvm-native-17.cfg b/.kokoro/presubmit/graalvm-native-17.cfg
index 56db68092..c2a88196e 100644
--- a/.kokoro/presubmit/graalvm-native-17.cfg
+++ b/.kokoro/presubmit/graalvm-native-17.cfg
@@ -3,7 +3,7 @@
 # Configure the docker image for kokoro-trampoline.
 env_vars: {
   key: "TRAMPOLINE_IMAGE"
-  value: "gcr.io/cloud-devrel-public-resources/graalvm_sdk_platform_b:3.27.0"
+  value: "gcr.io/cloud-devrel-public-resources/graalvm_sdk_platform_b:3.28.1"
 }
 
 env_vars: {
diff --git a/.kokoro/presubmit/graalvm-native.cfg b/.kokoro/presubmit/graalvm-native.cfg
index 628318477..94e00cbaa 100644
--- a/.kokoro/presubmit/graalvm-native.cfg
+++ b/.kokoro/presubmit/graalvm-native.cfg
@@ -3,7 +3,7 @@
 # Configure the docker image for kokoro-trampoline.
 env_vars: {
   key: "TRAMPOLINE_IMAGE"
-  value: "gcr.io/cloud-devrel-public-resources/graalvm_sdk_platform_a:3.27.0"
+  value: "gcr.io/cloud-devrel-public-resources/graalvm_sdk_platform_a:3.28.1"
 }
 
 env_vars: {
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 6b05ff1bd..68581690d 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,17 @@
 # Changelog
 
+## [1.127.3](https://github.com/googleapis/java-pubsub/compare/v1.127.2...v1.127.3) (2024-03-20)
+
+
+### Dependencies
+
+* Update dependency com.google.cloud:google-cloud-core to v2.36.0 ([#1955](https://github.com/googleapis/java-pubsub/issues/1955)) ([d25d14a](https://github.com/googleapis/java-pubsub/commit/d25d14ad4694c5a914f9d07018cb0f6b9af4f9aa))
+* Update dependency com.google.cloud:google-cloud-core to v2.36.1 ([#1962](https://github.com/googleapis/java-pubsub/issues/1962)) ([96c1c97](https://github.com/googleapis/java-pubsub/commit/96c1c971fa4dced85cb2ed4e9db3e3fb47eb82c6))
+* Update dependency com.google.cloud:google-cloud-storage to v2.36.0 ([#1957](https://github.com/googleapis/java-pubsub/issues/1957)) ([0d8c182](https://github.com/googleapis/java-pubsub/commit/0d8c182653ea1ffd429465e91075760c1501eb34))
+* Update dependency com.google.cloud:sdk-platform-java-config to v3.28.0 ([#1956](https://github.com/googleapis/java-pubsub/issues/1956)) ([183df2c](https://github.com/googleapis/java-pubsub/commit/183df2caeed8e0df53ef9668232e4949ec4719a9))
+* Update dependency com.google.cloud:sdk-platform-java-config to v3.28.1 ([#1960](https://github.com/googleapis/java-pubsub/issues/1960)) ([faa45a4](https://github.com/googleapis/java-pubsub/commit/faa45a4efeaee5b45f9a4cc89dc2917f56a66797))
+* Update dependency com.google.protobuf:protobuf-java-util to v4 ([#1951](https://github.com/googleapis/java-pubsub/issues/1951)) ([243ec9a](https://github.com/googleapis/java-pubsub/commit/243ec9ab47212bbe701b16882c92a9b3d5d4aeaa))
+
 ## [1.127.2](https://github.com/googleapis/java-pubsub/compare/v1.127.1...v1.127.2) (2024-03-10)
 
 
diff --git a/README.md b/README.md
index ccdfe4296..9dbc0de33 100644
--- a/README.md
+++ b/README.md
@@ -44,7 +44,7 @@ If you are using Maven without the BOM, add this to your dependencies:
 <dependency>
   <groupId>com.google.cloud</groupId>
   <artifactId>google-cloud-pubsub</artifactId>
-  <version>1.127.1</version>
+  <version>1.127.2</version>
 </dependency>
 
 ```
@@ -59,13 +59,13 @@ implementation 'com.google.cloud:google-cloud-pubsub'
 If you are using Gradle without BOM, add this to your dependencies:
 
 ```Groovy
-implementation 'com.google.cloud:google-cloud-pubsub:1.127.1'
+implementation 'com.google.cloud:google-cloud-pubsub:1.127.2'
 ```
 
 If you are using SBT, add this to your dependencies:
 
 ```Scala
-libraryDependencies += "com.google.cloud" % "google-cloud-pubsub" % "1.127.1"
+libraryDependencies += "com.google.cloud" % "google-cloud-pubsub" % "1.127.2"
 ```
 <!-- {x-version-update-end} -->
 
@@ -409,7 +409,7 @@ Java is a registered trademark of Oracle and/or its affiliates.
 [kokoro-badge-link-5]: http://storage.googleapis.com/cloud-devrel-public/java/badges/java-pubsub/java11.html
 [stability-image]: https://img.shields.io/badge/stability-stable-green
 [maven-version-image]: https://img.shields.io/maven-central/v/com.google.cloud/google-cloud-pubsub.svg
-[maven-version-link]: https://central.sonatype.com/artifact/com.google.cloud/google-cloud-pubsub/1.127.1
+[maven-version-link]: https://central.sonatype.com/artifact/com.google.cloud/google-cloud-pubsub/1.127.2
 [authentication]: https://github.com/googleapis/google-cloud-java#authentication
 [auth-scopes]: https://developers.google.com/identity/protocols/oauth2/scopes
 [predefined-iam-roles]: https://cloud.google.com/iam/docs/understanding-roles#predefined_roles
diff --git a/google-cloud-pubsub-bom/pom.xml b/google-cloud-pubsub-bom/pom.xml
index a46409e24..33edff3a9 100644
--- a/google-cloud-pubsub-bom/pom.xml
+++ b/google-cloud-pubsub-bom/pom.xml
@@ -3,12 +3,12 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.cloud</groupId>
   <artifactId>google-cloud-pubsub-bom</artifactId>
-  <version>1.127.2</version><!-- {x-version-update:google-cloud-pubsub:current} -->
+  <version>1.127.3</version><!-- {x-version-update:google-cloud-pubsub:current} -->
   <packaging>pom</packaging>
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-shared-config</artifactId>
-    <version>1.7.4</version>
+    <version>1.7.6</version>
   </parent>
 
   <name>Google Cloud pubsub BOM</name>
@@ -52,17 +52,17 @@
       <dependency>
         <groupId>com.google.cloud</groupId>
         <artifactId>google-cloud-pubsub</artifactId>
-        <version>1.127.2</version><!-- {x-version-update:google-cloud-pubsub:current} -->
+        <version>1.127.3</version><!-- {x-version-update:google-cloud-pubsub:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>grpc-google-cloud-pubsub-v1</artifactId>
-        <version>1.109.2</version><!-- {x-version-update:grpc-google-cloud-pubsub-v1:current} -->
+        <version>1.109.3</version><!-- {x-version-update:grpc-google-cloud-pubsub-v1:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>proto-google-cloud-pubsub-v1</artifactId>
-        <version>1.109.2</version><!-- {x-version-update:proto-google-cloud-pubsub-v1:current} -->
+        <version>1.109.3</version><!-- {x-version-update:proto-google-cloud-pubsub-v1:current} -->
       </dependency>
     </dependencies>
   </dependencyManagement>
diff --git a/google-cloud-pubsub/pom.xml b/google-cloud-pubsub/pom.xml
index 086988a45..d7cf97351 100644
--- a/google-cloud-pubsub/pom.xml
+++ b/google-cloud-pubsub/pom.xml
@@ -3,7 +3,7 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.cloud</groupId>
   <artifactId>google-cloud-pubsub</artifactId>
-  <version>1.127.2</version><!-- {x-version-update:google-cloud-pubsub:current} -->
+  <version>1.127.3</version><!-- {x-version-update:google-cloud-pubsub:current} -->
   <packaging>jar</packaging>
   <name>Google Cloud Pub/Sub</name>
   <url>https://github.com/googleapis/java-pubsub</url>
@@ -11,7 +11,7 @@
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-pubsub-parent</artifactId>
-    <version>1.127.2</version><!-- {x-version-update:google-cloud-pubsub:current} -->
+    <version>1.127.3</version><!-- {x-version-update:google-cloud-pubsub:current} -->
   </parent>
   <properties>
     <site.installationModule>google-cloud-pubsub</site.installationModule>
diff --git a/grpc-google-cloud-pubsub-v1/pom.xml b/grpc-google-cloud-pubsub-v1/pom.xml
index f87f0df91..1805c4e14 100644
--- a/grpc-google-cloud-pubsub-v1/pom.xml
+++ b/grpc-google-cloud-pubsub-v1/pom.xml
@@ -4,13 +4,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.api.grpc</groupId>
   <artifactId>grpc-google-cloud-pubsub-v1</artifactId>
-  <version>1.109.2</version><!-- {x-version-update:grpc-google-cloud-pubsub-v1:current} -->
+  <version>1.109.3</version><!-- {x-version-update:grpc-google-cloud-pubsub-v1:current} -->
   <name>grpc-google-cloud-pubsub-v1</name>
   <description>GRPC library for grpc-google-cloud-pubsub-v1</description>
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-pubsub-parent</artifactId>
-    <version>1.127.2</version><!-- {x-version-update:google-cloud-pubsub:current} -->
+    <version>1.127.3</version><!-- {x-version-update:google-cloud-pubsub:current} -->
   </parent>
   <dependencies>
     <dependency>
diff --git a/pom.xml b/pom.xml
index c2f753a0a..215476329 100644
--- a/pom.xml
+++ b/pom.xml
@@ -4,7 +4,7 @@
   <groupId>com.google.cloud</groupId>
   <artifactId>google-cloud-pubsub-parent</artifactId>
   <packaging>pom</packaging>
-  <version>1.127.2</version><!-- {x-version-update:google-cloud-pubsub:current} -->
+  <version>1.127.3</version><!-- {x-version-update:google-cloud-pubsub:current} -->
   <name>Google Cloud Pub/Sub Parent</name>
   <url>https://github.com/googleapis/java-pubsub</url>
   <description>
@@ -14,7 +14,7 @@
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>sdk-platform-java-config</artifactId>
-    <version>3.27.0</version>
+    <version>3.28.1</version>
   </parent>
 
   <developers>
@@ -69,17 +69,17 @@
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>proto-google-cloud-pubsub-v1</artifactId>
-        <version>1.109.2</version><!-- {x-version-update:proto-google-cloud-pubsub-v1:current} -->
+        <version>1.109.3</version><!-- {x-version-update:proto-google-cloud-pubsub-v1:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>grpc-google-cloud-pubsub-v1</artifactId>
-        <version>1.109.2</version><!-- {x-version-update:grpc-google-cloud-pubsub-v1:current} -->
+        <version>1.109.3</version><!-- {x-version-update:grpc-google-cloud-pubsub-v1:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.cloud</groupId>
         <artifactId>google-cloud-pubsub</artifactId>
-        <version>1.127.2</version><!-- {x-version-update:google-cloud-pubsub:current} -->
+        <version>1.127.3</version><!-- {x-version-update:google-cloud-pubsub:current} -->
       </dependency>
 
       <!-- Test dependencies -->
diff --git a/proto-google-cloud-pubsub-v1/pom.xml b/proto-google-cloud-pubsub-v1/pom.xml
index 3d92eb24b..9a79ebaff 100644
--- a/proto-google-cloud-pubsub-v1/pom.xml
+++ b/proto-google-cloud-pubsub-v1/pom.xml
@@ -4,13 +4,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.api.grpc</groupId>
   <artifactId>proto-google-cloud-pubsub-v1</artifactId>
-  <version>1.109.2</version><!-- {x-version-update:proto-google-cloud-pubsub-v1:current} -->
+  <version>1.109.3</version><!-- {x-version-update:proto-google-cloud-pubsub-v1:current} -->
   <name>proto-google-cloud-pubsub-v1</name>
   <description>PROTO library for proto-google-cloud-pubsub-v1</description>
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-pubsub-parent</artifactId>
-    <version>1.127.2</version><!-- {x-version-update:google-cloud-pubsub:current} -->
+    <version>1.127.3</version><!-- {x-version-update:google-cloud-pubsub:current} -->
   </parent>
   <dependencies>
     <dependency>
diff --git a/samples/install-without-bom/pom.xml b/samples/install-without-bom/pom.xml
index 1e9b582c7..c394454f9 100644
--- a/samples/install-without-bom/pom.xml
+++ b/samples/install-without-bom/pom.xml
@@ -44,7 +44,7 @@
     <dependency>
       <groupId>com.google.cloud</groupId>
       <artifactId>google-cloud-pubsub</artifactId>
-      <version>1.127.1</version>
+      <version>1.127.2</version>
     </dependency>
     <!-- [END pubsub_install_without_bom] -->
 
@@ -75,12 +75,12 @@
     <dependency>
       <groupId>com.google.protobuf</groupId>
       <artifactId>protobuf-java-util</artifactId>
-      <version>3.25.3</version>
+      <version>4.26.0</version>
     </dependency>
     <dependency>
       <groupId>com.google.cloud</groupId>
       <artifactId>google-cloud-core</artifactId>
-      <version>2.35.0</version>
+      <version>2.36.1</version>
       <classifier>tests</classifier>
     </dependency>
     <dependency>
@@ -91,7 +91,7 @@
     <dependency>
       <groupId>com.google.cloud</groupId>
       <artifactId>google-cloud-storage</artifactId>
-      <version>2.35.0</version>
+      <version>2.36.0</version>
     </dependency>
   </dependencies>
 
diff --git a/samples/snapshot/pom.xml b/samples/snapshot/pom.xml
index 1db26815c..e0b4e56f4 100644
--- a/samples/snapshot/pom.xml
+++ b/samples/snapshot/pom.xml
@@ -43,7 +43,7 @@
     <dependency>
       <groupId>com.google.cloud</groupId>
       <artifactId>google-cloud-pubsub</artifactId>
-      <version>1.127.2</version>
+      <version>1.127.3</version>
     </dependency>
     <!-- {x-version-update-end} -->
 
@@ -61,7 +61,7 @@
     <dependency>
       <groupId>com.google.protobuf</groupId>
       <artifactId>protobuf-java-util</artifactId>
-      <version>3.25.3</version>
+      <version>4.26.0</version>
     </dependency>
 
     <dependency>
@@ -79,7 +79,7 @@
     <dependency>
       <groupId>com.google.cloud</groupId>
       <artifactId>google-cloud-core</artifactId>
-      <version>2.35.0</version>
+      <version>2.36.1</version>
       <classifier>tests</classifier>
     </dependency>
     <dependency>
@@ -90,7 +90,7 @@
     <dependency>
       <groupId>com.google.cloud</groupId>
       <artifactId>google-cloud-storage</artifactId>
-      <version>2.35.0</version>
+      <version>2.36.0</version>
     </dependency>
   </dependencies>
 
diff --git a/samples/snippets/pom.xml b/samples/snippets/pom.xml
index 06c30c203..d0a14bd26 100644
--- a/samples/snippets/pom.xml
+++ b/samples/snippets/pom.xml
@@ -80,7 +80,7 @@
     <dependency>
       <groupId>com.google.protobuf</groupId>
       <artifactId>protobuf-java-util</artifactId>
-      <version>3.25.3</version>
+      <version>4.26.0</version>
     </dependency>
 
     <dependency>
@@ -98,7 +98,7 @@
     <dependency>
       <groupId>com.google.cloud</groupId>
       <artifactId>google-cloud-core</artifactId>
-      <version>2.35.0</version>
+      <version>2.36.1</version>
       <classifier>tests</classifier>
     </dependency>
     <!-- [END_EXCLUDE] -->
diff --git a/versions.txt b/versions.txt
index 3564d176c..448f60b81 100644
--- a/versions.txt
+++ b/versions.txt
@@ -1,6 +1,6 @@
 # Format:
 # module:released-version:current-version
 
-google-cloud-pubsub:1.127.2:1.127.2
-grpc-google-cloud-pubsub-v1:1.109.2:1.109.2
-proto-google-cloud-pubsub-v1:1.109.2:1.109.2
+google-cloud-pubsub:1.127.3:1.127.3
+grpc-google-cloud-pubsub-v1:1.109.3:1.109.3
+proto-google-cloud-pubsub-v1:1.109.3:1.109.3