diff --git a/dhis2-to-fhir-bundle-datasonnet/pom.xml b/dhis2-to-fhir-bundle-datasonnet/pom.xml
index 834c5d3..394d2c0 100644
--- a/dhis2-to-fhir-bundle-datasonnet/pom.xml
+++ b/dhis2-to-fhir-bundle-datasonnet/pom.xml
@@ -18,7 +18,7 @@
             <dependency>
                 <groupId>org.springframework.boot</groupId>
                 <artifactId>spring-boot-dependencies</artifactId>
-                <version>2.6.3</version>
+                <version>3.3.4</version>
                 <type>pom</type>
                 <scope>import</scope>
             </dependency>
diff --git a/dhis2-to-fhir-bundle/pom.xml b/dhis2-to-fhir-bundle/pom.xml
index 7e35568..367e143 100644
--- a/dhis2-to-fhir-bundle/pom.xml
+++ b/dhis2-to-fhir-bundle/pom.xml
@@ -18,7 +18,7 @@
             <dependency>
                 <groupId>org.springframework.boot</groupId>
                 <artifactId>spring-boot-dependencies</artifactId>
-                <version>2.6.3</version>
+                <version>3.3.4</version>
                 <type>pom</type>
                 <scope>import</scope>
             </dependency>
diff --git a/pom.xml b/pom.xml
index 598f7bb..df38765 100644
--- a/pom.xml
+++ b/pom.xml
@@ -15,7 +15,7 @@
         <camel.version>3.21.0</camel.version>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
         <project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
-        <spring.boot.version>2.6.3</spring.boot.version>
+        <spring.boot.version>3.3.4</spring.boot.version>
     </properties>
 
     <modules>