diff --git a/Labcontrol.pro b/Labcontrol.pro
index 64cf3b4..520882e 100644
--- a/Labcontrol.pro
+++ b/Labcontrol.pro
@@ -26,7 +26,6 @@ HEADERS  += src/localzleafstarter.h \
     src/Lib/client.h \
     src/Lib/clienthelpnotificationserver.h \
     src/Lib/clientpinger.h \
-    src/Lib/global.h \
     src/Lib/lablib.h \
     src/Lib/netstatagent.h \
     src/Lib/receipts_handler.h \
diff --git a/src/Lib/global.h b/src/Lib/global.h
deleted file mode 100644
index 4f89413..0000000
--- a/src/Lib/global.h
+++ /dev/null
@@ -1,23 +0,0 @@
-/*
- * Copyright 2014-2020 Markus Prasser
- *
- * This file is part of Labcontrol.
- *
- *  Labcontrol is free software: you can redistribute it and/or modify
- *  it under the terms of the GNU General Public License as published by
- *  the Free Software Foundation, either version 3 of the License, or
- *  (at your option) any later version.
- *
- *  Labcontrol is distributed in the hope that it will be useful,
- *  but WITHOUT ANY WARRANTY; without even the implied warranty of
- *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- *  GNU General Public License for more details.
- *
- *  You should have received a copy of the GNU General Public License
- *  along with Labcontrol.  If not, see <http://www.gnu.org/licenses/>.
- */
-
-#ifndef GLOBAL_H
-#define GLOBAL_H
-
-#endif // GLOBAL_H
diff --git a/src/Lib/lablib.h b/src/Lib/lablib.h
index 7b7d4f1..be6e05a 100644
--- a/src/Lib/lablib.h
+++ b/src/Lib/lablib.h
@@ -39,7 +39,6 @@
 
 #include "client.h"
 #include "clienthelpnotificationserver.h"
-#include "global.h"
 #include "netstatagent.h"
 #include "session.h"
 #include "sessionsmodel.h"
diff --git a/src/Lib/receiptsprinter.h b/src/Lib/receiptsprinter.h
index b9a5268..f2227a9 100644
--- a/src/Lib/receiptsprinter.h
+++ b/src/Lib/receiptsprinter.h
@@ -24,8 +24,6 @@
 #include <QProcess>
 #include <QThread>
 
-#include "global.h"
-
 namespace lc {
 
 //! A class for receipts creation.
diff --git a/src/Lib/ztree.h b/src/Lib/ztree.h
index 1ad05c4..39fa7be 100644
--- a/src/Lib/ztree.h
+++ b/src/Lib/ztree.h
@@ -24,8 +24,6 @@
 #include <QPlainTextEdit>
 #include <QProcess>
 
-#include "global.h"
-
 namespace lc {
 
 //! A class to contain running zTree instances.