diff --git a/fannyapp.pro b/fannyapp.pro
index d0f7ffa..4de7a00 100644
--- a/fannyapp.pro
+++ b/fannyapp.pro
@@ -8,6 +8,7 @@ VERSION = 1.0.2
 # depend on your compiler). Please consult the documentation of the
 # deprecated API in order to know how to port your code away from it.
 DEFINES += QT_DEPRECATED_WARNINGS
+CONFIG(release, debug|release):DEFINES += QT_NO_DEBUG_OUTPUT
 
 # You can also make your code fail to compile if you use deprecated APIs.
 # In order to do so, uncomment the following line.
diff --git a/release/linux/fannyapp-latest.zip b/release/linux/fannyapp-latest.zip
new file mode 100644
index 0000000..2e78a83
Binary files /dev/null and b/release/linux/fannyapp-latest.zip differ
diff --git a/sources/serverconn.cpp b/sources/serverconn.cpp
index cc7cf97..39e9560 100644
--- a/sources/serverconn.cpp
+++ b/sources/serverconn.cpp
@@ -72,7 +72,7 @@ int ServerConn::login(QString username, QString password, bool permanent)
     QString url =
             "https://www.fanny-leicht.de/j34/index.php/component/fannysubstitutionplan?task=api_login&username=" +
             usernameByteArray.toBase64() + "&password=" + passwordByteArray.toBase64() + "&loginIsBase64=true";
-    qDebug() << url;
+
     // send the request
     QVariantMap ret = this->senddata(QUrl(url));