diff --git a/compat-0.3/spec-grpc/pom.xml b/compat-0.3/spec-grpc/pom.xml
index ccfcf1ca0..0b97a5874 100644
--- a/compat-0.3/spec-grpc/pom.xml
+++ b/compat-0.3/spec-grpc/pom.xml
@@ -131,7 +131,7 @@
                                 <skip>${skip.protobuf.generate}</skip>
                                 <cleanOutputDirectories>true</cleanOutputDirectories>
                                 <protoc kind="binary-maven">
-                                    <version>${protobuf-java.version}</version>
+                                    <version>${protobuf-protoc.version}</version>
                                 </protoc>
                                 <outputDirectory>${project.basedir}/src/main/java/</outputDirectory>
                                 <plugins>
diff --git a/itk/pom.xml b/itk/pom.xml
index 58ff307e3..c2dbc0dae 100644
--- a/itk/pom.xml
+++ b/itk/pom.xml
@@ -123,7 +123,7 @@
                 <version>${protobuf-maven-plugin.version}</version>
                 <configuration>
                     <protoc kind="binary-maven">
-                        <version>${protobuf-java.version}</version>
+                        <version>${protobuf-protoc.version}</version>
                     </protoc>
                     <sourceDirectories>
                         <sourceDirectory>${a2a.itk.proto.dir}</sourceDirectory>
diff --git a/pom.xml b/pom.xml
index 28b7bc897..ce87671d3 100644
--- a/pom.xml
+++ b/pom.xml
@@ -71,8 +71,10 @@
         <okhttp.version>4.12.0</okhttp.version>
         <mutiny-zero.version>1.3.1</mutiny-zero.version>
         <os-maven-plugin.version>1.7.1</os-maven-plugin.version>
-        <protobuf-java.version>4.35.0</protobuf-java.version>
+        <protobuf-java.version>4.36.2</protobuf-java.version>
         <protobuf-maven-plugin.version>5.1.11</protobuf-maven-plugin.version>
+        <!-- Keep generation compatible with the protobuf runtime supplied by the WildFly gRPC feature pack. -->
+        <protobuf-protoc.version>4.35.0</protobuf-protoc.version>
         <quarkus.platform.version>3.39.2</quarkus.platform.version>
         <rest-assured.version>6.0.1</rest-assured.version>
         <slf4j.version>2.0.19</slf4j.version>
diff --git a/spec-grpc/pom.xml b/spec-grpc/pom.xml
index 63bac2c4f..d856a31ca 100644
--- a/spec-grpc/pom.xml
+++ b/spec-grpc/pom.xml
@@ -101,7 +101,7 @@
                     <skip>${skip.protobuf.generate}</skip>
                     <cleanOutputDirectories>true</cleanOutputDirectories>
                     <protoc kind="binary-maven">
-                        <version>${protobuf-java.version}</version>
+                        <version>${protobuf-protoc.version}</version>
                     </protoc>
                     <outputDirectory>${project.basedir}/src/main/java/</outputDirectory>
                     <plugins>