diff --git a/pom.xml b/pom.xml
index 7029bd3683..8d363e4dc7 100644
--- a/pom.xml
+++ b/pom.xml
@@ -33,7 +33,7 @@
 		<project.parent.version>${project.version}</project.parent.version>
 		<!-- Dependency versions -->
 		<spring-cloud-dependencies.version>2024.0.0</spring-cloud-dependencies.version>
-		<spring-boot-dependencies.version>3.4.7</spring-boot-dependencies.version>
+		<spring-boot-dependencies.version>3.5.3</spring-boot-dependencies.version>
 		<spring-cloud-gcp-dependencies.version>${project.parent.version}</spring-cloud-gcp-dependencies.version>
 		<zipkin-gcp.version>2.3.0</zipkin-gcp.version>
 		<java-cfenv.version>2.5.0</java-cfenv.version>
diff --git a/spring-cloud-gcp-samples/pom.xml b/spring-cloud-gcp-samples/pom.xml
index 8cd6b8778b..6d6e05568b 100644
--- a/spring-cloud-gcp-samples/pom.xml
+++ b/spring-cloud-gcp-samples/pom.xml
@@ -6,7 +6,7 @@
 	<parent>
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-starter-parent</artifactId>
-		<version>3.4.7</version>
+		<version>3.5.3</version>
 		<relativePath/>
 	</parent>