diff --git a/src/Client.cc b/src/Client.cc
index 834ded3d..ac2ac3bd 100644
--- a/src/Client.cc
+++ b/src/Client.cc
@@ -31,6 +31,7 @@ void Client::Config::set_flags_for_version(Version version, int64_t sub_version)
   if (version == Version::BB_V4) {
     this->set_flag(Flag::NO_D6);
     this->set_flag(Flag::SAVE_ENABLED);
+    this->set_flag(Flag::HAS_SEND_FUNCTION_CALL);
     this->set_flag(Flag::SEND_FUNCTION_CALL_NO_CACHE_PATCH);
     return;
   }