diff --git a/src/lib/3rdparty/qtsingleapplication/qtsingleapplication.pri b/src/lib/3rdparty/qtsingleapplication/qtsingleapplication.pri
index 4574effd4..28b51269a 100644
--- a/src/lib/3rdparty/qtsingleapplication/qtsingleapplication.pri
+++ b/src/lib/3rdparty/qtsingleapplication/qtsingleapplication.pri
@@ -1,13 +1,6 @@
-INCLUDEPATH += $$PWD
 DEPENDPATH += $$PWD
-QT *= network
-
-qtsingleapplication-uselib:!qtsingleapplication-buildlib {
-    LIBS += -L$$QTSINGLEAPPLICATION_LIBDIR -l$$QTSINGLEAPPLICATION_LIBNAME
-} else {
-    SOURCES += $$PWD/qtsingleapplication.cpp $$PWD/qtlocalpeer.cpp
-    HEADERS += $$PWD/qtsingleapplication.h $$PWD/qtlocalpeer.h
-}
+SOURCES += $$PWD/qtsingleapplication.cpp $$PWD/qtlocalpeer.cpp
+HEADERS += $$PWD/qtsingleapplication.h $$PWD/qtlocalpeer.h
 
 os2|win32 {
     contains(TEMPLATE, lib):contains(CONFIG, shared):DEFINES *= QT_QTSINGLEAPPLICATION_EXPORT
diff --git a/src/lib/app/mainapplication.h b/src/lib/app/mainapplication.h
index 3b6bbab7f..6c8fdfbea 100644
--- a/src/lib/app/mainapplication.h
+++ b/src/lib/app/mainapplication.h
@@ -22,7 +22,7 @@
 
 #include <QList>
 
-#include "qtsingleapplication.h"
+#include "qtsingleapplication/qtsingleapplication.h"
 #include "restoremanager.h"
 #include "qzcommon.h"
 
diff --git a/src/main/main.pro b/src/main/main.pro
index 472fff491..6ecfaa2ea 100644
--- a/src/main/main.pro
+++ b/src/main/main.pro
@@ -16,7 +16,8 @@ TEMPLATE = app
 
 unix:!contains(DEFINES, "DISABLE_DBUS") QT += dbus
 
-INCLUDEPATH += ../lib/app \
+INCLUDEPATH += ../lib/3rdparty \
+               ../lib/app \
                ../lib/session \
                ../lib/webtab \
 
@@ -32,6 +33,5 @@ os2:RC_FILE = appicon_os2.rc
 win32:RC_FILE = appicon.rc
 
 include(../install.pri)
-include(../lib/3rdparty/qtsingleapplication/qtsingleapplication.pri)
 
 unix:contains(DEFINES, "NO_SYSTEM_DATAPATH"): QMAKE_LFLAGS+=$${QMAKE_LFLAGS_RPATH}\\$\$ORIGIN