diff --git a/pom.xml b/pom.xml
index 4609f36..5069e5f 100644
--- a/pom.xml
+++ b/pom.xml
@@ -63,7 +63,7 @@
       <dependency>
         <groupId>ca.uhn.hapi.fhir</groupId>
         <artifactId>hapi-fhir-structures-r4</artifactId>
-        <version>6.2.2</version>
+        <version>6.4.3</version>
 	<!--<version>5.7.2</version>-->
       </dependency>
       <dependency>