diff --git a/java/pgv-artifacts/pom.xml b/java/pgv-artifacts/pom.xml
index b6b8c541c..23c5b1ce8 100644
--- a/java/pgv-artifacts/pom.xml
+++ b/java/pgv-artifacts/pom.xml
@@ -17,7 +17,7 @@
             <plugin>
                 <groupId>org.codehaus.mojo</groupId>
                 <artifactId>exec-maven-plugin</artifactId>
-                <version>3.1.1</version>
+                <version>3.4.1</version>
                 <executions>
                     <execution>
                         <id>osx-x86_64</id>
@@ -165,7 +165,7 @@
             <plugin>
                 <groupId>org.codehaus.mojo</groupId>
                 <artifactId>build-helper-maven-plugin</artifactId>
-                <version>3.5.0</version>
+                <version>3.6.0</version>
                 <executions>
                     <execution>
                         <id>attach-artifacts</id>
diff --git a/java/pgv-java-grpc/pom.xml b/java/pgv-java-grpc/pom.xml
index 73c5ceb09..3de173c43 100644
--- a/java/pgv-java-grpc/pom.xml
+++ b/java/pgv-java-grpc/pom.xml
@@ -109,7 +109,7 @@
             <plugin>
                 <groupId>org.jacoco</groupId>
                 <artifactId>jacoco-maven-plugin</artifactId>
-                <version>0.8.11</version>
+                <version>0.8.12</version>
                 <executions>
                     <execution>
                         <goals>
diff --git a/java/pgv-java-stub/pom.xml b/java/pgv-java-stub/pom.xml
index f4de7d2de..e36f462d6 100644
--- a/java/pgv-java-stub/pom.xml
+++ b/java/pgv-java-stub/pom.xml
@@ -113,7 +113,7 @@
             <plugin>
                 <groupId>org.jacoco</groupId>
                 <artifactId>jacoco-maven-plugin</artifactId>
-                <version>0.8.11</version>
+                <version>0.8.12</version>
                 <executions>
                     <execution>
                         <goals>
diff --git a/java/pgv-java-validation/pom.xml b/java/pgv-java-validation/pom.xml
index e4104e967..dc9745474 100644
--- a/java/pgv-java-validation/pom.xml
+++ b/java/pgv-java-validation/pom.xml
@@ -93,7 +93,7 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-shade-plugin</artifactId>
-                <version>3.5.1</version>
+                <version>3.6.0</version>
                 <executions>
                     <execution>
                         <phase>package</phase>
@@ -116,7 +116,7 @@
             <plugin>
                 <groupId>org.jacoco</groupId>
                 <artifactId>jacoco-maven-plugin</artifactId>
-                <version>0.8.11</version>
+                <version>0.8.12</version>
                 <executions>
                     <execution>
                         <goals>
diff --git a/java/pgv-test-coverage-report/pom.xml b/java/pgv-test-coverage-report/pom.xml
index 711871e17..244a895ce 100644
--- a/java/pgv-test-coverage-report/pom.xml
+++ b/java/pgv-test-coverage-report/pom.xml
@@ -38,7 +38,7 @@
             <plugin>
                 <groupId>org.jacoco</groupId>
                 <artifactId>jacoco-maven-plugin</artifactId>
-                <version>0.8.11</version>
+                <version>0.8.12</version>
                 <executions>
                     <execution>
                         <goals>
diff --git a/java/pom.xml b/java/pom.xml
index c1b94e8d7..41e48f1b6 100644
--- a/java/pom.xml
+++ b/java/pom.xml
@@ -39,17 +39,17 @@
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
 
         <protoc.version>3.22.2</protoc.version>
-        <google.protobuf.version>3.25.1</google.protobuf.version>
+        <google.protobuf.version>4.27.3</google.protobuf.version>
         <protobuf.maven.plugin.version>0.6.1</protobuf.maven.plugin.version>
 
         <re2j.version>1.7</re2j.version>
-        <commons.validator.version>1.8.0</commons.validator.version>
-        <grpc.version>1.60.1</grpc.version>
+        <commons.validator.version>1.9.0</commons.validator.version>
+        <grpc.version>1.66.0</grpc.version>
         <junit.version>4.13.2</junit.version>
-        <assertj.version>3.25.1</assertj.version>
+        <assertj.version>3.26.3</assertj.version>
         <java.release>8</java.release>
         <java.version>1.8</java.version>
-        <proto-google-common-protos.version>2.30.0</proto-google-common-protos.version>
+        <proto-google-common-protos.version>2.43.0</proto-google-common-protos.version>
     </properties>
 
     <dependencies>
@@ -72,7 +72,7 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-compiler-plugin</artifactId>
-                <version>3.12.1</version>
+                <version>3.13.0</version>
                 <configuration>
                     <release>${java.release}</release>
                     <source>${java.version}</source>
@@ -84,7 +84,7 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-surefire-plugin</artifactId>
-                <version>3.2.3</version>
+                <version>3.4.0</version>
                 <configuration>
                     <useSystemClassLoader>false</useSystemClassLoader>
                 </configuration>
@@ -93,7 +93,7 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-javadoc-plugin</artifactId>
-                <version>3.6.3</version>
+                <version>3.8.0</version>
                 <configuration>
                     <author>false</author>
                     <breakiterator>true</breakiterator>
@@ -115,7 +115,7 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-source-plugin</artifactId>
-                <version>3.3.0</version>
+                <version>3.3.1</version>
                 <executions>
                     <execution>
                         <id>attach-sources</id>
@@ -136,7 +136,7 @@
                     <plugin>
                         <groupId>org.apache.maven.plugins</groupId>
                         <artifactId>maven-release-plugin</artifactId>
-                        <version>3.0.1</version>
+                        <version>3.1.1</version>
                         <configuration>
                             <autoVersionSubmodules>true</autoVersionSubmodules>
                             <tagNameFormat>v@{project.version}-java</tagNameFormat>
@@ -151,7 +151,7 @@
                     <plugin>
                         <groupId>org.codehaus.mojo</groupId>
                         <artifactId>versions-maven-plugin</artifactId>
-                        <version>2.16.2</version>
+                        <version>2.17.1</version>
                     </plugin>
 
                     <plugin>
@@ -176,7 +176,7 @@
                     <plugin>
                         <groupId>org.apache.maven.plugins</groupId>
                         <artifactId>maven-gpg-plugin</artifactId>
-                        <version>3.1.0</version>
+                        <version>3.2.5</version>
                         <executions>
                             <execution>
                                 <id>sign-artifacts</id>