diff --git a/eureka/apps/eureka/pom.xml b/eureka/apps/eureka/pom.xml
index fe0af57..3161837 100644
--- a/eureka/apps/eureka/pom.xml
+++ b/eureka/apps/eureka/pom.xml
@@ -7,7 +7,7 @@
   <parent>
     <groupId>org.springframework.boot</groupId>
     <artifactId>spring-boot-starter-parent</artifactId>
-    <version>3.2.1</version>
+    <version>3.4.5</version>
   </parent>
 
   <groupId>de.codecentric</groupId>
diff --git a/eureka/apps/hello-world/pom.xml b/eureka/apps/hello-world/pom.xml
index fc9d71e..67587d5 100644
--- a/eureka/apps/hello-world/pom.xml
+++ b/eureka/apps/hello-world/pom.xml
@@ -7,7 +7,7 @@
   <parent>
     <groupId>org.springframework.boot</groupId>
     <artifactId>spring-boot-starter-parent</artifactId>
-    <version>3.2.1</version>
+    <version>3.4.5</version>
   </parent>
 
   <groupId>de.codecentric</groupId>
diff --git a/eureka/apps/spring-boot-admin/pom.xml b/eureka/apps/spring-boot-admin/pom.xml
index 5f75de7..3718569 100644
--- a/eureka/apps/spring-boot-admin/pom.xml
+++ b/eureka/apps/spring-boot-admin/pom.xml
@@ -7,7 +7,7 @@
   <parent>
     <groupId>org.springframework.boot</groupId>
     <artifactId>spring-boot-starter-parent</artifactId>
-    <version>3.2.1</version>
+    <version>3.4.5</version>
   </parent>
 
   <groupId>de.codecentric</groupId>
diff --git a/kubernetes/apps/health-simulator/pom.xml b/kubernetes/apps/health-simulator/pom.xml
index ffe38e5..95d7dee 100644
--- a/kubernetes/apps/health-simulator/pom.xml
+++ b/kubernetes/apps/health-simulator/pom.xml
@@ -7,7 +7,7 @@
   <parent>
     <groupId>org.springframework.boot</groupId>
     <artifactId>spring-boot-starter-parent</artifactId>
-    <version>3.2.4</version>
+    <version>3.4.5</version>
   </parent>
 
   <groupId>de.codecentric</groupId>
diff --git a/kubernetes/apps/hello-world/pom.xml b/kubernetes/apps/hello-world/pom.xml
index 5d4231d..2a8a0db 100644
--- a/kubernetes/apps/hello-world/pom.xml
+++ b/kubernetes/apps/hello-world/pom.xml
@@ -7,7 +7,7 @@
   <parent>
     <groupId>org.springframework.boot</groupId>
     <artifactId>spring-boot-starter-parent</artifactId>
-    <version>3.2.4</version>
+    <version>3.4.5</version>
   </parent>
 
   <groupId>de.codecentric</groupId>
diff --git a/kubernetes/apps/spring-boot-admin-discoveryclient/pom.xml b/kubernetes/apps/spring-boot-admin-discoveryclient/pom.xml
index 1965a12..ef0b4de 100644
--- a/kubernetes/apps/spring-boot-admin-discoveryclient/pom.xml
+++ b/kubernetes/apps/spring-boot-admin-discoveryclient/pom.xml
@@ -7,7 +7,7 @@
   <parent>
     <groupId>org.springframework.boot</groupId>
     <artifactId>spring-boot-starter-parent</artifactId>
-    <version>3.2.4</version>
+    <version>3.4.5</version>
   </parent>
 
   <groupId>de.codecentric</groupId>
diff --git a/kubernetes/apps/spring-boot-admin-fabric8/pom.xml b/kubernetes/apps/spring-boot-admin-fabric8/pom.xml
index 912a7dc..cbdd9c8 100644
--- a/kubernetes/apps/spring-boot-admin-fabric8/pom.xml
+++ b/kubernetes/apps/spring-boot-admin-fabric8/pom.xml
@@ -7,7 +7,7 @@
   <parent>
     <groupId>org.springframework.boot</groupId>
     <artifactId>spring-boot-starter-parent</artifactId>
-    <version>3.2.4</version>
+    <version>3.4.5</version>
   </parent>
 
   <groupId>de.codecentric</groupId>
diff --git a/kubernetes/apps/spring-boot-admin-kubernetes/pom.xml b/kubernetes/apps/spring-boot-admin-kubernetes/pom.xml
index 124e0b9..05a9669 100644
--- a/kubernetes/apps/spring-boot-admin-kubernetes/pom.xml
+++ b/kubernetes/apps/spring-boot-admin-kubernetes/pom.xml
@@ -7,7 +7,7 @@
   <parent>
     <groupId>org.springframework.boot</groupId>
     <artifactId>spring-boot-starter-parent</artifactId>
-    <version>3.2.4</version>
+    <version>3.4.5</version>
   </parent>
 
   <groupId>de.codecentric</groupId>
diff --git a/nacos/apps/health-simulator/pom.xml b/nacos/apps/health-simulator/pom.xml
index 40d9247..1531acb 100644
--- a/nacos/apps/health-simulator/pom.xml
+++ b/nacos/apps/health-simulator/pom.xml
@@ -7,7 +7,7 @@
   <parent>
     <groupId>org.springframework.boot</groupId>
     <artifactId>spring-boot-starter-parent</artifactId>
-    <version>3.2.3</version>
+    <version>3.4.5</version>
   </parent>
 
   <groupId>de.codecentric</groupId>
diff --git a/nacos/apps/hello-world/pom.xml b/nacos/apps/hello-world/pom.xml
index 728f78e..f47d365 100644
--- a/nacos/apps/hello-world/pom.xml
+++ b/nacos/apps/hello-world/pom.xml
@@ -7,7 +7,7 @@
   <parent>
     <groupId>org.springframework.boot</groupId>
     <artifactId>spring-boot-starter-parent</artifactId>
-    <version>3.2.3</version>
+    <version>3.4.5</version>
   </parent>
 
   <groupId>de.codecentric</groupId>
diff --git a/nacos/apps/spring-boot-admin/pom.xml b/nacos/apps/spring-boot-admin/pom.xml
index 642cde1..3cb2be0 100644
--- a/nacos/apps/spring-boot-admin/pom.xml
+++ b/nacos/apps/spring-boot-admin/pom.xml
@@ -7,7 +7,7 @@
   <parent>
     <groupId>org.springframework.boot</groupId>
     <artifactId>spring-boot-starter-parent</artifactId>
-    <version>3.2.3</version>
+    <version>3.4.5</version>
   </parent>
 
   <groupId>de.codecentric</groupId>
diff --git a/nginx/apps/hello-world/pom.xml b/nginx/apps/hello-world/pom.xml
index 80fa61a..7638241 100644
--- a/nginx/apps/hello-world/pom.xml
+++ b/nginx/apps/hello-world/pom.xml
@@ -5,7 +5,7 @@
 	<parent>
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-starter-parent</artifactId>
-		<version>3.2.1</version>
+		<version>3.4.5</version>
 	</parent>
 
 	<groupId>de.codecentric</groupId>
diff --git a/nginx/apps/spring-boot-admin/pom.xml b/nginx/apps/spring-boot-admin/pom.xml
index c9af2bd..0231425 100644
--- a/nginx/apps/spring-boot-admin/pom.xml
+++ b/nginx/apps/spring-boot-admin/pom.xml
@@ -5,7 +5,7 @@
 	<parent>
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-starter-parent</artifactId>
-		<version>3.2.1</version>
+		<version>3.4.5</version>
 	</parent>
 
 	<groupId>de.codecentric</groupId>