diff --git a/log4j-spring-cloud-config/log4j-spring-cloud-config-samples/log4j-spring-cloud-config-sample-server/pom.xml b/log4j-spring-cloud-config/log4j-spring-cloud-config-samples/log4j-spring-cloud-config-sample-server/pom.xml
index 1e1a48215c5..7691eb39cc7 100644
--- a/log4j-spring-cloud-config/log4j-spring-cloud-config-samples/log4j-spring-cloud-config-sample-server/pom.xml
+++ b/log4j-spring-cloud-config/log4j-spring-cloud-config-samples/log4j-spring-cloud-config-sample-server/pom.xml
@@ -14,7 +14,7 @@
   <parent>
     <groupId>org.springframework.boot</groupId>
     <artifactId>spring-boot-starter-parent</artifactId>
-    <version>2.3.6.RELEASE</version>
+    <version>2.6.3</version>
     <relativePath/> <!-- lookup parent from repository -->
   </parent>
 
diff --git a/pom.xml b/pom.xml
index c32d1749648..e6863697b62 100644
--- a/pom.xml
+++ b/pom.xml
@@ -216,7 +216,7 @@
     <logbackVersion>1.2.3</logbackVersion>
     <jackson1Version>1.9.13</jackson1Version>
     <jackson2Version>2.12.4</jackson2Version>
-    <spring-boot.version>2.5.7</spring-boot.version>
+    <spring-boot.version>2.6.3</spring-boot.version>
     <springVersion>5.3.13</springVersion>
     <kubernetes-client.version>4.6.1</kubernetes-client.version>
     <flumeVersion>1.9.0</flumeVersion>