diff --git a/pom.xml b/pom.xml
index 8c1872b22..a5acf73a4 100644
--- a/pom.xml
+++ b/pom.xml
@@ -5,7 +5,7 @@
     <groupId>org.springframework.boot</groupId>
     <artifactId>spring-boot-starter-parent</artifactId>
     <version>3.0.9</version>
-    <relativePath></relativePath>
+    <relativePath/>
     <!-- lookup parent from repository -->
   </parent>
   <groupId>com.semanticbits.measureservice</groupId>
@@ -107,7 +107,7 @@
     <dependency>
       <groupId>ca.uhn.hapi.fhir</groupId>
       <artifactId>hapi-fhir-structures-r4</artifactId>
-      <version>6.4.0</version>
+      <version>6.6.2</version>
       <exclusions>
         <exclusion>
           <artifactId>okhttp</artifactId>
@@ -199,7 +199,7 @@
                     </goals>
                   </pluginExecutionFilter>
                   <action>
-                    <ignore></ignore>
+                    <ignore/>
                   </action>
                 </pluginExecution>
               </pluginExecutions>