diff --git a/ScStwLibraries/sources/client/scstwclient.cpp b/ScStwLibraries/sources/client/scstwclient.cpp
index 2fed168..e9a4ef9 100644
--- a/ScStwLibraries/sources/client/scstwclient.cpp
+++ b/ScStwLibraries/sources/client/scstwclient.cpp
@@ -79,7 +79,7 @@ bool ScStwClient::init() {
     }
 
     // init remote session
-    QJsonObject sessionParams = {{"signalSubscriptions", signalSubs}, {"init", true}, {"usingTerminationKeys", true}};
+    QJsonObject sessionParams = {{"apiVersion", this->API_VERSION}, {"signalSubscriptions", signalSubs}, {"init", true}, {"usingTerminationKeys", true}};
 
     QVariantMap initResponse = this->sendCommand(1, sessionParams, 3000, false);