diff --git a/.github/.OwlBot.lock.yaml b/.github/.OwlBot.lock.yaml
index de9173d95..6bf3e92e7 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:d4b80feffe1579818cdc39466152e9de95789a193408506cd4a1ffbe8804dc00
-# created: 2022-07-13T13:53:17.676447481Z
+  digest: sha256:b2e8f445ca0e605d4bbefbfdbdf7335692d75cf1647af62243828dcc0ea4e690
+# created: 2022-07-14T21:08:10.768472192Z
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 45e27c478..498dbbb8e 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,12 @@
 # Changelog
 
+## [4.7.3](https://github.com/googleapis/java-dialogflow/compare/v4.7.2...v4.7.3) (2022-07-27)
+
+
+### Dependencies
+
+* update dependency com.google.cloud:google-cloud-core to v2.8.3 ([#963](https://github.com/googleapis/java-dialogflow/issues/963)) ([bb90c0e](https://github.com/googleapis/java-dialogflow/commit/bb90c0edae3ff82d5c61000c7f217d79c566ce56))
+
 ## [4.7.2](https://github.com/googleapis/java-dialogflow/compare/v4.7.1...v4.7.2) (2022-07-13)
 
 
diff --git a/README.md b/README.md
index 3120fd467..259ccf26b 100644
--- a/README.md
+++ b/README.md
@@ -56,13 +56,13 @@ implementation 'com.google.cloud:google-cloud-dialogflow'
 If you are using Gradle without BOM, add this to your dependencies:
 
 ```Groovy
-implementation 'com.google.cloud:google-cloud-dialogflow:4.7.1'
+implementation 'com.google.cloud:google-cloud-dialogflow:4.7.2'
 ```
 
 If you are using SBT, add this to your dependencies:
 
 ```Scala
-libraryDependencies += "com.google.cloud" % "google-cloud-dialogflow" % "4.7.1"
+libraryDependencies += "com.google.cloud" % "google-cloud-dialogflow" % "4.7.2"
 ```
 
 ## Authentication
diff --git a/google-cloud-dialogflow-bom/pom.xml b/google-cloud-dialogflow-bom/pom.xml
index 3b493c5c3..d2beb8056 100644
--- a/google-cloud-dialogflow-bom/pom.xml
+++ b/google-cloud-dialogflow-bom/pom.xml
@@ -3,7 +3,7 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.cloud</groupId>
   <artifactId>google-cloud-dialogflow-bom</artifactId>
-  <version>4.7.2</version><!-- {x-version-update:google-cloud-dialogflow:current} -->
+  <version>4.7.3</version><!-- {x-version-update:google-cloud-dialogflow:current} -->
   <packaging>pom</packaging>
   <parent>
     <groupId>com.google.cloud</groupId>
@@ -52,27 +52,27 @@
       <dependency>
         <groupId>com.google.cloud</groupId>
         <artifactId>google-cloud-dialogflow</artifactId>
-        <version>4.7.2</version><!-- {x-version-update:google-cloud-dialogflow:current} -->
+        <version>4.7.3</version><!-- {x-version-update:google-cloud-dialogflow:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>grpc-google-cloud-dialogflow-v2beta1</artifactId>
-        <version>0.105.2</version><!-- {x-version-update:grpc-google-cloud-dialogflow-v2beta1:current} -->
+        <version>0.105.3</version><!-- {x-version-update:grpc-google-cloud-dialogflow-v2beta1:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>grpc-google-cloud-dialogflow-v2</artifactId>
-        <version>4.7.2</version><!-- {x-version-update:grpc-google-cloud-dialogflow-v2:current} -->
+        <version>4.7.3</version><!-- {x-version-update:grpc-google-cloud-dialogflow-v2:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>proto-google-cloud-dialogflow-v2</artifactId>
-        <version>4.7.2</version><!-- {x-version-update:proto-google-cloud-dialogflow-v2:current} -->
+        <version>4.7.3</version><!-- {x-version-update:proto-google-cloud-dialogflow-v2:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>proto-google-cloud-dialogflow-v2beta1</artifactId>
-        <version>0.105.2</version><!-- {x-version-update:proto-google-cloud-dialogflow-v2beta1:current} -->
+        <version>0.105.3</version><!-- {x-version-update:proto-google-cloud-dialogflow-v2beta1:current} -->
       </dependency>
     </dependencies>
   </dependencyManagement>
diff --git a/google-cloud-dialogflow/pom.xml b/google-cloud-dialogflow/pom.xml
index 4cc9fbfc8..fe4f68005 100644
--- a/google-cloud-dialogflow/pom.xml
+++ b/google-cloud-dialogflow/pom.xml
@@ -3,7 +3,7 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.cloud</groupId>
   <artifactId>google-cloud-dialogflow</artifactId>
-  <version>4.7.2</version><!-- {x-version-update:google-cloud-dialogflow:current} -->
+  <version>4.7.3</version><!-- {x-version-update:google-cloud-dialogflow:current} -->
   <packaging>jar</packaging>
   <name>Google Cloud Dialog Flow API</name>
   <url>https://github.com/googleapis/java-dialogflow</url>
@@ -11,7 +11,7 @@
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-dialogflow-parent</artifactId>
-    <version>4.7.2</version><!-- {x-version-update:google-cloud-dialogflow:current} -->
+    <version>4.7.3</version><!-- {x-version-update:google-cloud-dialogflow:current} -->
   </parent>
   <properties>
     <site.installationModule>google-cloud-dialogflow</site.installationModule>
diff --git a/grpc-google-cloud-dialogflow-v2/pom.xml b/grpc-google-cloud-dialogflow-v2/pom.xml
index ec94ae553..6011e0a46 100644
--- a/grpc-google-cloud-dialogflow-v2/pom.xml
+++ b/grpc-google-cloud-dialogflow-v2/pom.xml
@@ -4,13 +4,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.api.grpc</groupId>
   <artifactId>grpc-google-cloud-dialogflow-v2</artifactId>
-  <version>4.7.2</version><!-- {x-version-update:grpc-google-cloud-dialogflow-v2:current} -->
+  <version>4.7.3</version><!-- {x-version-update:grpc-google-cloud-dialogflow-v2:current} -->
   <name>grpc-google-cloud-dialogflow-v2</name>
   <description>GRPC library for grpc-google-cloud-dialogflow-v2</description>
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-dialogflow-parent</artifactId>
-    <version>4.7.2</version><!-- {x-version-update:google-cloud-dialogflow:current} -->
+    <version>4.7.3</version><!-- {x-version-update:google-cloud-dialogflow:current} -->
   </parent>
   <dependencies>
     <dependency>
diff --git a/grpc-google-cloud-dialogflow-v2beta1/pom.xml b/grpc-google-cloud-dialogflow-v2beta1/pom.xml
index fe8e95517..117ea8f6b 100644
--- a/grpc-google-cloud-dialogflow-v2beta1/pom.xml
+++ b/grpc-google-cloud-dialogflow-v2beta1/pom.xml
@@ -4,13 +4,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.api.grpc</groupId>
   <artifactId>grpc-google-cloud-dialogflow-v2beta1</artifactId>
-  <version>0.105.2</version><!-- {x-version-update:grpc-google-cloud-dialogflow-v2beta1:current} -->
+  <version>0.105.3</version><!-- {x-version-update:grpc-google-cloud-dialogflow-v2beta1:current} -->
   <name>grpc-google-cloud-dialogflow-v2beta1</name>
   <description>GRPC library for grpc-google-cloud-dialogflow-v2beta1</description>
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-dialogflow-parent</artifactId>
-    <version>4.7.2</version><!-- {x-version-update:google-cloud-dialogflow:current} -->
+    <version>4.7.3</version><!-- {x-version-update:google-cloud-dialogflow:current} -->
   </parent>
   <dependencies>
     <dependency>
diff --git a/pom.xml b/pom.xml
index c4da76ee0..dcc8ce721 100644
--- a/pom.xml
+++ b/pom.xml
@@ -4,7 +4,7 @@
   <groupId>com.google.cloud</groupId>
   <artifactId>google-cloud-dialogflow-parent</artifactId>
   <packaging>pom</packaging>
-  <version>4.7.2</version><!-- {x-version-update:google-cloud-dialogflow:current} -->
+  <version>4.7.3</version><!-- {x-version-update:google-cloud-dialogflow:current} -->
   <name>Google Cloud Dialog Flow API Parent</name>
   <url>https://github.com/googleapis/java-dialogflow</url>
   <description>
@@ -61,27 +61,27 @@
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>proto-google-cloud-dialogflow-v2</artifactId>
-        <version>4.7.2</version><!-- {x-version-update:proto-google-cloud-dialogflow-v2:current} -->
+        <version>4.7.3</version><!-- {x-version-update:proto-google-cloud-dialogflow-v2:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>proto-google-cloud-dialogflow-v2beta1</artifactId>
-        <version>0.105.2</version><!-- {x-version-update:proto-google-cloud-dialogflow-v2beta1:current} -->
+        <version>0.105.3</version><!-- {x-version-update:proto-google-cloud-dialogflow-v2beta1:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>grpc-google-cloud-dialogflow-v2beta1</artifactId>
-        <version>0.105.2</version><!-- {x-version-update:grpc-google-cloud-dialogflow-v2beta1:current} -->
+        <version>0.105.3</version><!-- {x-version-update:grpc-google-cloud-dialogflow-v2beta1:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>grpc-google-cloud-dialogflow-v2</artifactId>
-        <version>4.7.2</version><!-- {x-version-update:grpc-google-cloud-dialogflow-v2:current} -->
+        <version>4.7.3</version><!-- {x-version-update:grpc-google-cloud-dialogflow-v2:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.cloud</groupId>
         <artifactId>google-cloud-dialogflow</artifactId>
-        <version>4.7.2</version><!-- {x-version-update:google-cloud-dialogflow:current} -->
+        <version>4.7.3</version><!-- {x-version-update:google-cloud-dialogflow:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.cloud</groupId>
@@ -131,7 +131,7 @@
       <plugin>
         <groupId>org.apache.maven.plugins</groupId>
         <artifactId>maven-project-info-reports-plugin</artifactId>
-        <version>3.3.0</version>
+        <version>3.4.0</version>
         <reportSets>
           <reportSet>
             <reports>
diff --git a/proto-google-cloud-dialogflow-v2/pom.xml b/proto-google-cloud-dialogflow-v2/pom.xml
index de5362b6d..8536ba669 100644
--- a/proto-google-cloud-dialogflow-v2/pom.xml
+++ b/proto-google-cloud-dialogflow-v2/pom.xml
@@ -4,13 +4,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.api.grpc</groupId>
   <artifactId>proto-google-cloud-dialogflow-v2</artifactId>
-  <version>4.7.2</version><!-- {x-version-update:proto-google-cloud-dialogflow-v2:current} -->
+  <version>4.7.3</version><!-- {x-version-update:proto-google-cloud-dialogflow-v2:current} -->
   <name>proto-google-cloud-dialogflow-v2</name>
   <description>PROTO library for proto-google-cloud-dialogflow-v2</description>
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-dialogflow-parent</artifactId>
-    <version>4.7.2</version><!-- {x-version-update:google-cloud-dialogflow:current} -->
+    <version>4.7.3</version><!-- {x-version-update:google-cloud-dialogflow:current} -->
   </parent>
   <dependencies>
     <dependency>
diff --git a/proto-google-cloud-dialogflow-v2beta1/pom.xml b/proto-google-cloud-dialogflow-v2beta1/pom.xml
index 1ecb156ce..171067493 100644
--- a/proto-google-cloud-dialogflow-v2beta1/pom.xml
+++ b/proto-google-cloud-dialogflow-v2beta1/pom.xml
@@ -4,13 +4,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.api.grpc</groupId>
   <artifactId>proto-google-cloud-dialogflow-v2beta1</artifactId>
-  <version>0.105.2</version><!-- {x-version-update:proto-google-cloud-dialogflow-v2beta1:current} -->
+  <version>0.105.3</version><!-- {x-version-update:proto-google-cloud-dialogflow-v2beta1:current} -->
   <name>proto-google-cloud-dialogflow-v2beta1</name>
   <description>PROTO library for proto-google-cloud-dialogflow-v2beta1</description>
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-dialogflow-parent</artifactId>
-    <version>4.7.2</version><!-- {x-version-update:google-cloud-dialogflow:current} -->
+    <version>4.7.3</version><!-- {x-version-update:google-cloud-dialogflow:current} -->
   </parent>
   <dependencies>
     <dependency>
diff --git a/samples/install-without-bom/pom.xml b/samples/install-without-bom/pom.xml
index 2bc9f38a1..9412cee2e 100644
--- a/samples/install-without-bom/pom.xml
+++ b/samples/install-without-bom/pom.xml
@@ -36,7 +36,7 @@
     <dependency>
       <groupId>com.google.cloud</groupId>
       <artifactId>google-cloud-core</artifactId>
-      <version>2.8.1</version>
+      <version>2.8.3</version>
       <scope>test</scope>
       <classifier>tests</classifier>
     </dependency>
diff --git a/samples/pom.xml b/samples/pom.xml
index 3650eb66f..04e035521 100644
--- a/samples/pom.xml
+++ b/samples/pom.xml
@@ -38,7 +38,7 @@
       <plugin>
         <groupId>org.apache.maven.plugins</groupId>
         <artifactId>maven-deploy-plugin</artifactId>
-        <version>2.8.2</version>
+        <version>3.0.0</version>
         <configuration>
           <skip>true</skip>
         </configuration>
diff --git a/samples/snapshot/pom.xml b/samples/snapshot/pom.xml
index c72b4f13c..0005d0472 100644
--- a/samples/snapshot/pom.xml
+++ b/samples/snapshot/pom.xml
@@ -34,7 +34,7 @@
     <dependency>
       <groupId>com.google.cloud</groupId>
       <artifactId>google-cloud-core</artifactId>
-      <version>2.8.1</version>
+      <version>2.8.3</version>
       <scope>test</scope>
       <classifier>tests</classifier>
     </dependency>
diff --git a/samples/snippets/pom.xml b/samples/snippets/pom.xml
index 2c7b78d44..935a1349c 100644
--- a/samples/snippets/pom.xml
+++ b/samples/snippets/pom.xml
@@ -47,7 +47,7 @@
     <dependency>
       <groupId>com.google.cloud</groupId>
       <artifactId>google-cloud-core</artifactId>
-      <version>2.8.1</version>
+      <version>2.8.3</version>
       <scope>test</scope>
       <classifier>tests</classifier>
     </dependency>
diff --git a/versions.txt b/versions.txt
index 0633240a3..58f5ea29c 100644
--- a/versions.txt
+++ b/versions.txt
@@ -1,8 +1,8 @@
 # Format:
 # module:released-version:current-version
 
-google-cloud-dialogflow:4.7.2:4.7.2
-grpc-google-cloud-dialogflow-v2beta1:0.105.2:0.105.2
-grpc-google-cloud-dialogflow-v2:4.7.2:4.7.2
-proto-google-cloud-dialogflow-v2:4.7.2:4.7.2
-proto-google-cloud-dialogflow-v2beta1:0.105.2:0.105.2
+google-cloud-dialogflow:4.7.3:4.7.3
+grpc-google-cloud-dialogflow-v2beta1:0.105.3:0.105.3
+grpc-google-cloud-dialogflow-v2:4.7.3:4.7.3
+proto-google-cloud-dialogflow-v2:4.7.3:4.7.3
+proto-google-cloud-dialogflow-v2beta1:0.105.3:0.105.3