diff --git a/gradle-plugin/src/main/groovy/org/apache/pekko/grpc/gradle/PekkoGrpcPluginExtension.groovy b/gradle-plugin/src/main/groovy/org/apache/pekko/grpc/gradle/PekkoGrpcPluginExtension.groovy
index da3c111c..629706c8 100644
--- a/gradle-plugin/src/main/groovy/org/apache/pekko/grpc/gradle/PekkoGrpcPluginExtension.groovy
+++ b/gradle-plugin/src/main/groovy/org/apache/pekko/grpc/gradle/PekkoGrpcPluginExtension.groovy
@@ -14,7 +14,7 @@ import org.gradle.api.Project
 
 class PekkoGrpcPluginExtension {
 
-    static final String PROTOC_VERSION = "3.25.3" // checked synced by VersionSyncCheckPlugin
+    static final String PROTOC_VERSION = "3.25.4" // checked synced by VersionSyncCheckPlugin
 
     static final String PROTOC_PLUGIN_SCALA_VERSION = "2.12"
 
diff --git a/maven-plugin/src/main/maven/plugin.xml b/maven-plugin/src/main/maven/plugin.xml
index 7ab8a591..df417942 100644
--- a/maven-plugin/src/main/maven/plugin.xml
+++ b/maven-plugin/src/main/maven/plugin.xml
@@ -95,7 +95,7 @@
         <extraGenerators implementation="java.util.List" default-value=""/>
         <protoPaths default-value="${project.basedir}/src/main/proto,${project.basedir}/src/main/protobuf">${pekko-grpc.protoPaths}</protoPaths>
         <outputDirectory default-value="${project.build.directory}/generated-sources">${pekko-grpc.outputDirectory}</outputDirectory>
-	<protocVersion implementation="java.lang.String" default-value="-v3.25.3">${pekko-grpc.protoc-version}</protocVersion> <!-- checked synced by VersionSyncCheckPlugin -->
+	<protocVersion implementation="java.lang.String" default-value="-v3.25.4">${pekko-grpc.protoc-version}</protocVersion> <!-- checked synced by VersionSyncCheckPlugin -->
         <includeStdTypes implementation="boolean" default-value="false" />
       </configuration>
     </mojo>
@@ -187,7 +187,7 @@
         <extraGenerators implementation="java.util.List" default-value=""/>
         <protoPaths default-value="src/test/proto,src/test/protobuf">${pekko-grpc.protoPaths}</protoPaths>
         <outputDirectory default-value="target/generated-test-sources">${pekko-grpc.outputDirectory}</outputDirectory>
-        <protocVersion implementation="java.lang.String" default-value="-v3.25.3">${pekko-grpc.protoc-version}</protocVersion> <!-- checked synced by VersionSyncCheckPlugin -->
+        <protocVersion implementation="java.lang.String" default-value="-v3.25.4">${pekko-grpc.protoc-version}</protocVersion> <!-- checked synced by VersionSyncCheckPlugin -->
         <includeStdTypes implementation="boolean" default-value="false" />
       </configuration>
     </mojo>
diff --git a/project/Dependencies.scala b/project/Dependencies.scala
index cc413a90..c3672cbd 100644
--- a/project/Dependencies.scala
+++ b/project/Dependencies.scala
@@ -36,7 +36,7 @@ object Dependencies {
     // Even referenced explicitly in the sbt-plugin's sbt-tests
     // If changing this, remember to update protoc plugin version to align in
     // maven-plugin/src/main/maven/plugin.xml and org.apache.pekko.grpc.sbt.PekkoGrpcPlugin
-    val googleProtoc = "3.25.3" // checked synced by VersionSyncCheckPlugin
+    val googleProtoc = "3.25.4" // checked synced by VersionSyncCheckPlugin
     val googleProtobufJava = "3.25.4"
 
     val scalaTest = "3.2.18"