diff --git a/service/build.gradle b/service/build.gradle
index 47e290a..5111e98 100644
--- a/service/build.gradle
+++ b/service/build.gradle
@@ -36,7 +36,7 @@ ext {
 dependencies {
 	implementation "org.springframework.boot:spring-boot-starter-actuator"
 	implementation "org.springframework.cloud:spring-cloud-starter-gateway"
-	implementation "ca.uhn.hapi.fhir:hapi-fhir-structures-dstu3:8.4.0"
+	implementation "ca.uhn.hapi.fhir:hapi-fhir-structures-dstu3:8.8.1"
 	implementation "com.heroku.sdk:env-keystore:1.1.12"
 
 	implementation "org.apache.commons:commons-lang3:3.19.0"