diff --git a/cloudfoundry-client/src/main/java/org/cloudfoundry/client/v3/deployments/_DeploymentRelationships.java b/cloudfoundry-client/src/main/java/org/cloudfoundry/client/v3/deployments/_DeploymentRelationships.java
index 2f4e5d5385..a03c45b39b 100644
--- a/cloudfoundry-client/src/main/java/org/cloudfoundry/client/v3/deployments/_DeploymentRelationships.java
+++ b/cloudfoundry-client/src/main/java/org/cloudfoundry/client/v3/deployments/_DeploymentRelationships.java
@@ -18,6 +18,7 @@
 
 import com.fasterxml.jackson.annotation.JsonProperty;
 import com.fasterxml.jackson.databind.annotation.JsonDeserialize;
+import org.cloudfoundry.Nullable;
 import org.cloudfoundry.client.v3.ToOneRelationship;
 import org.immutables.value.Value;
 
@@ -32,6 +33,7 @@ abstract class _DeploymentRelationships {
      * The app relationship
      */
     @JsonProperty("app")
+    @Nullable
     abstract ToOneRelationship getApp();
 
 }