diff --git a/hapi-fhir-structures-r5/pom.xml b/hapi-fhir-structures-r5/pom.xml
index 25c993e98eb9..b9f8190c7dc1 100644
--- a/hapi-fhir-structures-r5/pom.xml
+++ b/hapi-fhir-structures-r5/pom.xml
@@ -287,6 +287,17 @@
 				<artifactId>maven-javadoc-plugin</artifactId>
 				<configuration>
 					<show>public</show>
+					<includeDependencySources>true</includeDependencySources>
+					<dependencySourceIncludes>
+						<include>ca.uhn.hapi.fhir:org.hl7.fhir.r5</include>
+					</dependencySourceIncludes>
+					<additionalDependencies>
+						<dependency>
+							<groupId>com.squareup.okhttp3</groupId>
+							<artifactId>okhttp</artifactId>
+							<version>${okhttp_version}</version>
+						</dependency>
+					</additionalDependencies>
 				</configuration>
 			</plugin>
 		</plugins>