diff --git a/samples/grpc-client/pom.xml b/samples/grpc-client/pom.xml
index e5e5a70..b435f7d 100644
--- a/samples/grpc-client/pom.xml
+++ b/samples/grpc-client/pom.xml
@@ -30,7 +30,7 @@
 	<properties>
 		<java.version>17</java.version>
 		<spring-javaformat-maven-plugin.version>0.0.39</spring-javaformat-maven-plugin.version>
-		<protobuf-java.version>3.25.5</protobuf-java.version>
+		<protobuf-java.version>3.25.6</protobuf-java.version>
 		<grpc.version>1.70.0</grpc.version>
 		<maven.version>3.9.4</maven.version>
 		<maven.resolver.version>1.9.18</maven.resolver.version>
diff --git a/samples/grpc-oauth2/pom.xml b/samples/grpc-oauth2/pom.xml
index 720f42e..a2d55bf 100644
--- a/samples/grpc-oauth2/pom.xml
+++ b/samples/grpc-oauth2/pom.xml
@@ -30,8 +30,8 @@
 	<properties>
 		<java.version>17</java.version>
 		<spring-javaformat-maven-plugin.version>0.0.43</spring-javaformat-maven-plugin.version>
-		<protobuf-java.version>3.25.5</protobuf-java.version>
-		<grpc.version>1.63.2</grpc.version>
+		<protobuf-java.version>3.25.6</protobuf-java.version>
+		<grpc.version>1.70.0</grpc.version>
 	</properties>
 	<dependencyManagement>
 		<dependencies>
diff --git a/samples/grpc-reactive/pom.xml b/samples/grpc-reactive/pom.xml
index 38eb0ed..9cb770b 100644
--- a/samples/grpc-reactive/pom.xml
+++ b/samples/grpc-reactive/pom.xml
@@ -30,8 +30,8 @@
 	<properties>
 		<java.version>17</java.version>
 		<spring-javaformat-maven-plugin.version>0.0.43</spring-javaformat-maven-plugin.version>
-		<protobuf-java.version>3.25.5</protobuf-java.version>
-		<grpc.version>1.69.0</grpc.version>
+		<protobuf-java.version>3.25.6</protobuf-java.version>
+		<grpc.version>1.70.0</grpc.version>
 	</properties>
 	<dependencyManagement>
 		<dependencies>
diff --git a/samples/grpc-secure/pom.xml b/samples/grpc-secure/pom.xml
index 1eb7b6b..859ce3f 100644
--- a/samples/grpc-secure/pom.xml
+++ b/samples/grpc-secure/pom.xml
@@ -30,8 +30,8 @@
 	<properties>
 		<java.version>17</java.version>
 		<spring-javaformat-maven-plugin.version>0.0.43</spring-javaformat-maven-plugin.version>
-		<protobuf-java.version>3.25.5</protobuf-java.version>
-		<grpc.version>1.63.2</grpc.version>
+		<protobuf-java.version>3.25.6</protobuf-java.version>
+		<grpc.version>1.70.0</grpc.version>
 	</properties>
 	<dependencyManagement>
 		<dependencies>
diff --git a/samples/grpc-server-netty-shaded/pom.xml b/samples/grpc-server-netty-shaded/pom.xml
index 71567be..d207c00 100644
--- a/samples/grpc-server-netty-shaded/pom.xml
+++ b/samples/grpc-server-netty-shaded/pom.xml
@@ -17,8 +17,8 @@
 	<properties>
 		<java.version>17</java.version>
 		<spring-javaformat-maven-plugin.version>0.0.43</spring-javaformat-maven-plugin.version>
-		<protobuf-java.version>3.25.5</protobuf-java.version>
-		<grpc.version>1.69.0</grpc.version>
+		<protobuf-java.version>3.25.6</protobuf-java.version>
+		<grpc.version>1.70.0</grpc.version>
 	</properties>
 	<dependencyManagement>
 		<dependencies>
diff --git a/samples/grpc-server/pom.xml b/samples/grpc-server/pom.xml
index c6f998a..cc6cd12 100644
--- a/samples/grpc-server/pom.xml
+++ b/samples/grpc-server/pom.xml
@@ -30,8 +30,8 @@
 	<properties>
 		<java.version>17</java.version>
 		<spring-javaformat-maven-plugin.version>0.0.43</spring-javaformat-maven-plugin.version>
-		<protobuf-java.version>3.25.5</protobuf-java.version>
-		<grpc.version>1.69.0</grpc.version>
+		<protobuf-java.version>3.25.6</protobuf-java.version>
+		<grpc.version>1.70.0</grpc.version>
 	</properties>
 	<dependencyManagement>
 		<dependencies>
diff --git a/samples/grpc-tomcat-secure/pom.xml b/samples/grpc-tomcat-secure/pom.xml
index 765c8dd..5ad6c7e 100644
--- a/samples/grpc-tomcat-secure/pom.xml
+++ b/samples/grpc-tomcat-secure/pom.xml
@@ -30,8 +30,8 @@
 	<properties>
 		<java.version>17</java.version>
 		<spring-javaformat-maven-plugin.version>0.0.43</spring-javaformat-maven-plugin.version>
-		<protobuf-java.version>3.25.5</protobuf-java.version>
-		<grpc.version>1.69.0</grpc.version>
+		<protobuf-java.version>3.25.6</protobuf-java.version>
+		<grpc.version>1.70.0</grpc.version>
 	</properties>
 	<dependencyManagement>
 		<dependencies>
diff --git a/samples/grpc-tomcat/pom.xml b/samples/grpc-tomcat/pom.xml
index 20e53f1..59fccd4 100644
--- a/samples/grpc-tomcat/pom.xml
+++ b/samples/grpc-tomcat/pom.xml
@@ -30,8 +30,8 @@
 	<properties>
 		<java.version>17</java.version>
 		<spring-javaformat-maven-plugin.version>0.0.43</spring-javaformat-maven-plugin.version>
-		<protobuf-java.version>3.25.5</protobuf-java.version>
-		<grpc.version>1.69.0</grpc.version>
+		<protobuf-java.version>3.25.6</protobuf-java.version>
+		<grpc.version>1.70.0</grpc.version>
 	</properties>
 	<dependencyManagement>
 		<dependencies>
diff --git a/samples/grpc-webflux/pom.xml b/samples/grpc-webflux/pom.xml
index 0f7acf0..3282611 100644
--- a/samples/grpc-webflux/pom.xml
+++ b/samples/grpc-webflux/pom.xml
@@ -30,8 +30,8 @@
 	<properties>
 		<java.version>17</java.version>
 		<spring-javaformat-maven-plugin.version>0.0.43</spring-javaformat-maven-plugin.version>
-		<protobuf-java.version>3.25.5</protobuf-java.version>
-		<grpc.version>1.69.0</grpc.version>
+		<protobuf-java.version>3.25.6</protobuf-java.version>
+		<grpc.version>1.70.0</grpc.version>
 	</properties>
 	<dependencyManagement>
 		<dependencies>