diff --git a/health-check/pom.xml b/health-check/pom.xml
index a3ab135e17f7..f68b81fb8a16 100644
--- a/health-check/pom.xml
+++ b/health-check/pom.xml
@@ -42,7 +42,7 @@
                 <groupId>org.springframework.boot</groupId>
                 <artifactId>spring-boot-dependencies</artifactId>
                 <type>pom</type>
-                <version>3.2.3</version>
+                <version>3.4.3</version>
                 <scope>import</scope>
             </dependency>
             <dependency>
diff --git a/layered-architecture/pom.xml b/layered-architecture/pom.xml
index 07ca0bdefd11..24113839f7e3 100644
--- a/layered-architecture/pom.xml
+++ b/layered-architecture/pom.xml
@@ -44,7 +44,7 @@
                 <groupId>org.springframework.boot</groupId>
                 <artifactId>spring-boot-dependencies</artifactId>
                 <type>pom</type>
-                <version>3.2.4</version>
+                <version>3.4.3</version>
                 <scope>import</scope>
             </dependency>
         </dependencies>
diff --git a/microservices-aggregrator/pom.xml b/microservices-aggregrator/pom.xml
index 1463af072210..6f878b5e930d 100644
--- a/microservices-aggregrator/pom.xml
+++ b/microservices-aggregrator/pom.xml
@@ -40,7 +40,7 @@
                 <groupId>org.springframework.boot</groupId>
                 <artifactId>spring-boot-dependencies</artifactId>
                 <type>pom</type>
-                <version>3.2.4</version>
+                <version>3.4.3</version>
                 <scope>import</scope>
             </dependency>
         </dependencies>
diff --git a/microservices-api-gateway/pom.xml b/microservices-api-gateway/pom.xml
index 762295876e49..7800ac3d2146 100644
--- a/microservices-api-gateway/pom.xml
+++ b/microservices-api-gateway/pom.xml
@@ -40,7 +40,7 @@
         <groupId>org.springframework.boot</groupId>
         <artifactId>spring-boot-dependencies</artifactId>
         <type>pom</type>
-        <version>3.2.4</version>
+        <version>3.4.3</version>
         <scope>import</scope>
       </dependency>
     </dependencies>
diff --git a/microservices-distributed-tracing/pom.xml b/microservices-distributed-tracing/pom.xml
index 72eded678e0d..d19e0ca2d08b 100644
--- a/microservices-distributed-tracing/pom.xml
+++ b/microservices-distributed-tracing/pom.xml
@@ -40,7 +40,7 @@
                 <groupId>org.springframework.boot</groupId>
                 <artifactId>spring-boot-dependencies</artifactId>
                 <type>pom</type>
-                <version>3.3.1</version>
+                <version>3.4.3</version>
                 <scope>import</scope>
             </dependency>
         </dependencies>
diff --git a/microservices-idempotent-consumer/pom.xml b/microservices-idempotent-consumer/pom.xml
index 453e4a1ec762..034c0c02a36b 100644
--- a/microservices-idempotent-consumer/pom.xml
+++ b/microservices-idempotent-consumer/pom.xml
@@ -42,7 +42,7 @@
                 <groupId>org.springframework.boot</groupId>
                 <artifactId>spring-boot-dependencies</artifactId>
                 <type>pom</type>
-                <version>3.2.3</version>
+                <version>3.4.3</version>
                 <scope>import</scope>
             </dependency>
             <dependency>
diff --git a/page-controller/pom.xml b/page-controller/pom.xml
index 64e3c8a3a46e..8e7708376d2f 100644
--- a/page-controller/pom.xml
+++ b/page-controller/pom.xml
@@ -43,7 +43,7 @@
         <groupId>org.springframework.boot</groupId>
         <artifactId>spring-boot-dependencies</artifactId>
         <type>pom</type>
-        <version>3.2.4</version>
+        <version>3.4.3</version>
         <scope>import</scope>
       </dependency>
     </dependencies>
diff --git a/pom.xml b/pom.xml
index 4571118fa81d..78443d069d04 100644
--- a/pom.xml
+++ b/pom.xml
@@ -37,7 +37,7 @@
   <properties>
     <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
     <sonar-maven-plugin.version>5.0.0.4389</sonar-maven-plugin.version>
-    <spring-boot.version>2.7.5</spring-boot.version>
+    <spring-boot.version>3.4.3</spring-boot.version>
     <jacoco.version>0.8.12</jacoco.version>
     <commons-dbcp.version>1.4</commons-dbcp.version>
     <htmlunit.version>4.7.0</htmlunit.version>
diff --git a/repository/pom.xml b/repository/pom.xml
index 6bd1b9a6ab0c..5ba99765b5eb 100644
--- a/repository/pom.xml
+++ b/repository/pom.xml
@@ -39,7 +39,7 @@
         <groupId>org.springframework.boot</groupId>
         <artifactId>spring-boot-dependencies</artifactId>
         <type>pom</type>
-        <version>3.2.3</version>
+        <version>3.4.3</version>
         <scope>import</scope>
       </dependency>
       <dependency>
diff --git a/single-table-inheritance/pom.xml b/single-table-inheritance/pom.xml
index a9ea9c70e305..8e2b0ff6e0e4 100644
--- a/single-table-inheritance/pom.xml
+++ b/single-table-inheritance/pom.xml
@@ -42,7 +42,7 @@
                 <groupId>org.springframework.boot</groupId>
                 <artifactId>spring-boot-dependencies</artifactId>
                 <type>pom</type>
-                <version>3.2.3</version>
+                <version>3.4.3</version>
                 <scope>import</scope>
             </dependency>
         </dependencies>