diff --git a/demo-checkin-app/pom.xml b/demo-checkin-app/pom.xml
index 86568019..a39fc1b8 100644
--- a/demo-checkin-app/pom.xml
+++ b/demo-checkin-app/pom.xml
@@ -6,7 +6,7 @@
 	<parent>
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-starter-parent</artifactId>
-		<version>2.7.4</version>
+		<version>3.0.4</version>
 		<relativePath /> <!-- lookup parent from repository -->
 	</parent>
 	<groupId>iris-gateway</groupId>
diff --git a/demo-contact-diary-app/pom.xml b/demo-contact-diary-app/pom.xml
index ce16be30..90e7a5c0 100644
--- a/demo-contact-diary-app/pom.xml
+++ b/demo-contact-diary-app/pom.xml
@@ -8,7 +8,7 @@
 	<parent>
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-starter-parent</artifactId>
-		<version>2.7.4</version>
+		<version>3.0.4</version>
 		<relativePath/> <!-- lookup parent from repository -->
 	</parent>
 
diff --git a/iris-backend-service/pom.xml b/iris-backend-service/pom.xml
index b04c198a..4ce882fe 100644
--- a/iris-backend-service/pom.xml
+++ b/iris-backend-service/pom.xml
@@ -6,7 +6,7 @@
 	<parent>
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-starter-parent</artifactId>
-		<version>2.7.4</version>
+		<version>3.0.4</version>
 		<relativePath /> <!-- lookup parent from repository -->
 	</parent>
 	<groupId>iris-gateway</groupId>