diff --git a/compiler/cpp/src/thrift/generate/t_java_generator.cc b/compiler/cpp/src/thrift/generate/t_java_generator.cc
index 6a2211f..2cfce5b 100644
--- a/compiler/cpp/src/thrift/generate/t_java_generator.cc
+++ b/compiler/cpp/src/thrift/generate/t_java_generator.cc
@@ -3366,8 +3366,14 @@
 }
 
 void t_java_generator::generate_service_future_client(t_service* tservice) {
+  string extends_client = "";
+  if (tservice->get_extends() != nullptr) {
+    extends_client = "extends " + type_name(tservice->get_extends()) + ".FutureClient ";
+  }
+
   static string adapter_class = "org.apache.thrift.async.AsyncMethodFutureAdapter";
-  indent(f_service_) << "public static class FutureClient implements FutureIface {" << endl;
+  indent(f_service_) << "public static class FutureClient " << extends_client
+                     << "implements FutureIface {" << endl;
   indent_up();
   indent(f_service_) << "public FutureClient(AsyncIface delegate) {" << endl;
   indent_up();