diff --git a/communication/communicators/CommBase.cpp b/communication/communicators/CommBase.cpp
index 1ca7845b..b62bc20c 100644
--- a/communication/communicators/CommBase.cpp
+++ b/communication/communicators/CommBase.cpp
@@ -167,7 +167,6 @@ bool Comm_t::get_global_scope_comm() {
 	if (!model_name)
 	  model_name = std::getenv("YGG_SERVER_INPUT");
       }
-      assert(model_name);
       if (model_name)
 	global_name.assign(model_name);
       global_scope_comm = 1;
diff --git a/communication/rapidjson b/communication/rapidjson
index 92d0f8fb..db1bec6b 160000
--- a/communication/rapidjson
+++ b/communication/rapidjson
@@ -1 +1 @@
-Subproject commit 92d0f8fbd70cebf8c5f9c83af26bbe0923f87c7d
+Subproject commit db1bec6bee173bff419cd5c3f4010ddd244e6f32
diff --git a/test/unittest/mock.cpp b/test/unittest/mock.cpp
index 18613845..55630e69 100644
--- a/test/unittest/mock.cpp
+++ b/test/unittest/mock.cpp
@@ -204,7 +204,7 @@ ::zmq::detail::trivial_optional<size_t> recv_multipart(::zmq::socket_ref, Output
     return -1;
   }
   void *zmq_socket (void *, int) {
-    assert(RETVAL_CREATE < 0);
+    assert(RETVAL_CREATE <= 0);
     return NULL;
   }
   int zmq_connect (void *, const char *) {