diff --git a/spring-batch-bigquery/pom.xml b/spring-batch-bigquery/pom.xml
index e9a97df..2f24041 100644
--- a/spring-batch-bigquery/pom.xml
+++ b/spring-batch-bigquery/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.springframework.boot</groupId>
         <artifactId>spring-boot-starter-parent</artifactId>
-        <version>3.5.3</version>
+        <version>3.5.6</version>
         <relativePath/>
     </parent>
 
diff --git a/spring-batch-excel/pom.xml b/spring-batch-excel/pom.xml
index 0d480fb..ade91ac 100644
--- a/spring-batch-excel/pom.xml
+++ b/spring-batch-excel/pom.xml
@@ -19,7 +19,7 @@
     <parent>
         <groupId>org.springframework.boot</groupId>
         <artifactId>spring-boot-starter-parent</artifactId>
-        <version>3.5.3</version>
+        <version>3.5.6</version>
         <relativePath/>
     </parent>
 
diff --git a/spring-batch-neo4j/pom.xml b/spring-batch-neo4j/pom.xml
index 77c0732..b12c4e2 100644
--- a/spring-batch-neo4j/pom.xml
+++ b/spring-batch-neo4j/pom.xml
@@ -20,7 +20,7 @@
     <parent>
         <groupId>org.springframework.boot</groupId>
         <artifactId>spring-boot-starter-parent</artifactId>
-        <version>3.5.3</version>
+        <version>3.5.6</version>
         <relativePath/>
     </parent>
 
diff --git a/spring-batch-notion/pom.xml b/spring-batch-notion/pom.xml
index 847db0f..669a948 100644
--- a/spring-batch-notion/pom.xml
+++ b/spring-batch-notion/pom.xml
@@ -5,7 +5,7 @@
   <parent>
     <groupId>org.springframework.boot</groupId>
     <artifactId>spring-boot-starter-parent</artifactId>
-    <version>3.5.3</version>
+    <version>3.5.6</version>
     <relativePath/>
   </parent>