diff --git a/cloudfoundry-client/src/main/java/org/cloudfoundry/client/v3/serviceinstances/_GetManagedServiceParametersResponse.java b/cloudfoundry-client/src/main/java/org/cloudfoundry/client/v3/serviceinstances/_GetManagedServiceParametersResponse.java
index d16efa6e92..47c6ff934b 100644
--- a/cloudfoundry-client/src/main/java/org/cloudfoundry/client/v3/serviceinstances/_GetManagedServiceParametersResponse.java
+++ b/cloudfoundry-client/src/main/java/org/cloudfoundry/client/v3/serviceinstances/_GetManagedServiceParametersResponse.java
@@ -2,6 +2,7 @@
 
 import java.util.Map;
 
+import org.cloudfoundry.AllowNulls;
 import org.immutables.value.Value;
 
 import com.fasterxml.jackson.annotation.JsonAnyGetter;
@@ -16,6 +17,7 @@ abstract class _GetManagedServiceParametersResponse {
      * @return parameters as map
      */
     @JsonAnyGetter
+    @AllowNulls
     abstract Map<String, Object> getParameters();
     
 }
diff --git a/cloudfoundry-client/src/main/java/org/cloudfoundry/client/v3/serviceinstances/_GetUserProvidedCredentialsResponse.java b/cloudfoundry-client/src/main/java/org/cloudfoundry/client/v3/serviceinstances/_GetUserProvidedCredentialsResponse.java
index 55c6bc481b..fbf1fb2462 100644
--- a/cloudfoundry-client/src/main/java/org/cloudfoundry/client/v3/serviceinstances/_GetUserProvidedCredentialsResponse.java
+++ b/cloudfoundry-client/src/main/java/org/cloudfoundry/client/v3/serviceinstances/_GetUserProvidedCredentialsResponse.java
@@ -2,6 +2,7 @@
 
 import java.util.Map;
 
+import org.cloudfoundry.AllowNulls;
 import org.immutables.value.Value;
 
 import com.fasterxml.jackson.annotation.JsonAnyGetter;
@@ -16,5 +17,6 @@ abstract class _GetUserProvidedCredentialsResponse {
      * @return credentials as map
      */
     @JsonAnyGetter
+    @AllowNulls
     abstract Map<String, Object> getCredentials();
 }