diff --git a/docs/develop/java/serving.mdx b/docs/develop/java/serving.mdx
index 2e3701de..04c1a877 100644
--- a/docs/develop/java/serving.mdx
+++ b/docs/develop/java/serving.mdx
@@ -91,7 +91,12 @@ CODE_LOAD::kotlin/src/main/kotlin/develop/ServingVirtualThreads.kt
 ## Validating request identity
 
 SDKs can validate that incoming requests come from a particular Restate
-instance. You can find out more about request identity in the [Security docs](/operate/security#locking-down-service-access)
+instance. You can find out more about request identity in the
+[Security docs](/operate/security#locking-down-service-access). You will need
+to use the request identity dependency, for example in Gradle:
+```kotlin
+implementation("dev.restate:sdk-request-identity:VAR::JAVA_SDK_VERSION")
+```
 
 <Tabs groupId="sdk" queryString>
     <TabItem value="java" label="Java">