diff --git a/README.adoc b/README.adoc
index d4f0fb12..33e7fd5c 100644
--- a/README.adoc
+++ b/README.adoc
@@ -52,7 +52,10 @@ If you want to build everything and run tests, use the `build` task:
 ./gradlew clean build
 ----
 
-This will build everything and run all tests except the `PulsarFunctionAdministrationIntegrationTests` which requires the _Pulsar RabbitMQ Connector_ to be downloaded prior to running.
+NOTE: Some tests rely on a Docker daemon to test against live services using https://www.testcontainers.org/[Testcontainers].
+These tests will be skipped if a local Docker daemon is not available.
+
+The above command will build everything and run all tests except the `PulsarFunctionAdministrationIntegrationTests` which requires the _Pulsar RabbitMQ Connector_ to be downloaded prior to running.
 To download the connector (one time only) and run the integration test, add a system property to the task as follows:
 
 [source,shell]
diff --git a/buildSrc/build.gradle b/buildSrc/build.gradle
index 6468a855..a60805f7 100644
--- a/buildSrc/build.gradle
+++ b/buildSrc/build.gradle
@@ -31,7 +31,7 @@ configurations {
 }
 
 ext {
-	springBootVersion = '3.0.2'
+	springBootVersion = '3.0.4'
 }
 
 dependencies {
diff --git a/spring-pulsar-dependencies/build.gradle b/spring-pulsar-dependencies/build.gradle
index 509b9cec..3fc25edc 100644
--- a/spring-pulsar-dependencies/build.gradle
+++ b/spring-pulsar-dependencies/build.gradle
@@ -12,7 +12,7 @@ ext {
 	testcontainersVersion = '1.17.6'
 	pulsarVersion = '2.11.0'
 	pulsarClientReactiveVersion = '0.2.0'
-	springBootVersion = '3.0.2'
+	springBootVersion = '3.0.4'
 	springCloudStreamVersion = '4.0.1'
 }
 
diff --git a/spring-pulsar-sample-apps/sample-app1/build.gradle b/spring-pulsar-sample-apps/sample-app1/build.gradle
index a124d4d0..4c1f6190 100644
--- a/spring-pulsar-sample-apps/sample-app1/build.gradle
+++ b/spring-pulsar-sample-apps/sample-app1/build.gradle
@@ -1,6 +1,6 @@
 plugins {
 	id 'org.springframework.pulsar.spring-module'
-	id 'org.springframework.boot' version '3.0.2'
+	id 'org.springframework.boot' version '3.0.4'
 }
 
 description = 'Spring Pulsar Sample Application (Send and Receive)'
diff --git a/spring-pulsar-sample-apps/sample-app2/build.gradle b/spring-pulsar-sample-apps/sample-app2/build.gradle
index 714a2d47..2c25bdad 100644
--- a/spring-pulsar-sample-apps/sample-app2/build.gradle
+++ b/spring-pulsar-sample-apps/sample-app2/build.gradle
@@ -1,6 +1,6 @@
 plugins {
 	id 'org.springframework.pulsar.spring-module'
-	id 'org.springframework.boot' version '3.0.2'
+	id 'org.springframework.boot' version '3.0.4'
 }
 
 description = 'Spring Pulsar Sample Applications (Custom Routing)'
diff --git a/spring-pulsar-sample-apps/sample-pulsar-binder/build.gradle b/spring-pulsar-sample-apps/sample-pulsar-binder/build.gradle
index c830d5f9..e808536a 100644
--- a/spring-pulsar-sample-apps/sample-pulsar-binder/build.gradle
+++ b/spring-pulsar-sample-apps/sample-pulsar-binder/build.gradle
@@ -1,6 +1,6 @@
 plugins {
 	id 'org.springframework.pulsar.spring-module'
-	id 'org.springframework.boot' version '3.0.2'
+	id 'org.springframework.boot' version '3.0.4'
 }
 
 description = 'Spring Cloud Stream Binder for Pulsar Sample Application'
diff --git a/spring-pulsar-sample-apps/sample-pulsar-functions/sample-signup-app/build.gradle b/spring-pulsar-sample-apps/sample-pulsar-functions/sample-signup-app/build.gradle
index 764aedd2..a61a7337 100644
--- a/spring-pulsar-sample-apps/sample-pulsar-functions/sample-signup-app/build.gradle
+++ b/spring-pulsar-sample-apps/sample-pulsar-functions/sample-signup-app/build.gradle
@@ -1,6 +1,6 @@
 plugins {
 	id 'org.springframework.pulsar.spring-module'
-	id 'org.springframework.boot' version '3.0.2'
+	id 'org.springframework.boot' version '3.0.4'
 }
 
 group = 'org.springframework.pulsar.sample'
diff --git a/spring-pulsar-sample-apps/sample-pulsar-reader/build.gradle b/spring-pulsar-sample-apps/sample-pulsar-reader/build.gradle
index e4cb9ddf..b9693f36 100644
--- a/spring-pulsar-sample-apps/sample-pulsar-reader/build.gradle
+++ b/spring-pulsar-sample-apps/sample-pulsar-reader/build.gradle
@@ -1,6 +1,6 @@
 plugins {
 	id 'org.springframework.pulsar.spring-module'
-	id 'org.springframework.boot' version '3.0.2'
+	id 'org.springframework.boot' version '3.0.4'
 }
 
 description = 'Spring Pulsar Sample Application (Send and Receive)'
diff --git a/spring-pulsar-sample-apps/sample-reactive/build.gradle b/spring-pulsar-sample-apps/sample-reactive/build.gradle
index 1a0334a1..ea8bdfcd 100644
--- a/spring-pulsar-sample-apps/sample-reactive/build.gradle
+++ b/spring-pulsar-sample-apps/sample-reactive/build.gradle
@@ -1,6 +1,6 @@
 plugins {
 	id 'org.springframework.pulsar.spring-module'
-	id 'org.springframework.boot' version '3.0.2'
+	id 'org.springframework.boot' version '3.0.4'
 }
 
 description = 'Reactive Spring Pulsar Sample Application'