diff --git a/samples/standalone/messaging/stream-sink/build.gradle b/samples/standalone/messaging/stream-sink/build.gradle
index 0629042ea2..804e0a1224 100644
--- a/samples/standalone/messaging/stream-sink/build.gradle
+++ b/samples/standalone/messaging/stream-sink/build.gradle
@@ -7,7 +7,7 @@ buildscript {
 		maven { url "http://repo.spring.io/release" }
 	}
 	dependencies {
-		classpath "org.springframework.boot:spring-boot-gradle-plugin:1.5.3.RELEASE"
+		classpath "org.springframework.boot:spring-boot-gradle-plugin:1.5.4.RELEASE"
 	}
 }
 
diff --git a/samples/standalone/messaging/stream-sink/pom.xml b/samples/standalone/messaging/stream-sink/pom.xml
index 6d75504f00..7aeb443369 100644
--- a/samples/standalone/messaging/stream-sink/pom.xml
+++ b/samples/standalone/messaging/stream-sink/pom.xml
@@ -14,7 +14,7 @@
 	<parent>
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-starter-parent</artifactId>
-		<version>1.5.3.RELEASE</version>
+		<version>1.5.4.RELEASE</version>
 		<relativePath/> <!-- lookup parent from repository -->
 	</parent>
 
diff --git a/samples/standalone/messaging/stream-source/build.gradle b/samples/standalone/messaging/stream-source/build.gradle
index 3d25eaaec9..3a07715390 100644
--- a/samples/standalone/messaging/stream-source/build.gradle
+++ b/samples/standalone/messaging/stream-source/build.gradle
@@ -7,7 +7,7 @@ buildscript {
 		maven { url "http://repo.spring.io/release" }
 	}
 	dependencies {
-		classpath "org.springframework.boot:spring-boot-gradle-plugin:1.5.3.RELEASE"
+		classpath "org.springframework.boot:spring-boot-gradle-plugin:1.5.4.RELEASE"
 		classpath "org.springframework.cloud:spring-cloud-contract-gradle-plugin:${findProperty('verifierVersion') ?: verifierVersion}"
 		classpath "io.rest-assured:rest-assured:3.0.2"
 		classpath "io.rest-assured:spring-mock-mvc:3.0.2"
diff --git a/samples/standalone/messaging/stream-source/pom.xml b/samples/standalone/messaging/stream-source/pom.xml
index 1af906adb4..de346a6762 100644
--- a/samples/standalone/messaging/stream-source/pom.xml
+++ b/samples/standalone/messaging/stream-source/pom.xml
@@ -14,7 +14,7 @@
 	<parent>
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-starter-parent</artifactId>
-		<version>1.5.3.RELEASE</version>
+		<version>1.5.4.RELEASE</version>
 		<relativePath/> <!-- lookup parent from repository -->
 	</parent>