diff --git a/gui/gui.pro b/gui/gui.pro
index 7f7a8d2c3..ffa7f6c51 100644
--- a/gui/gui.pro
+++ b/gui/gui.pro
@@ -5,7 +5,6 @@ DEPENDPATH += . \
     ../lib
 INCLUDEPATH += . \
     ../lib
-QT += xml
 greaterThan(QT_MAJOR_VERSION, 4) {
     QT += widgets # In Qt 5 widgets are in separate module
     QT += printsupport # In Qt 5 QPrinter/QPrintDialog are in separate module
@@ -50,10 +49,7 @@ FORMS = about.ui \
         resultsview.ui \
         scratchpad.ui \
         settings.ui \
-        stats.ui \
-    librarydialog.ui \
-    libraryaddfunctiondialog.ui \
-    libraryeditargdialog.ui
+        stats.ui
 
 TRANSLATIONS =  cppcheck_de.ts \
                 cppcheck_es.ts \
@@ -108,11 +104,7 @@ HEADERS += aboutdialog.h \
            txtreport.h \
            xmlreport.h \
            xmlreportv1.h \
-           xmlreportv2.h \
-    librarydialog.h \
-    cppchecklibrarydata.h \
-    libraryaddfunctiondialog.h \
-    libraryeditargdialog.h
+           xmlreportv2.h
 
 SOURCES += aboutdialog.cpp \
            application.cpp \
@@ -146,11 +138,7 @@ SOURCES += aboutdialog.cpp \
            txtreport.cpp \
            xmlreport.cpp \
            xmlreportv1.cpp \
-           xmlreportv2.cpp \
-    librarydialog.cpp \
-    cppchecklibrarydata.cpp \
-    libraryaddfunctiondialog.cpp \
-    libraryeditargdialog.cpp
+           xmlreportv2.cpp
 
 win32 {
     DEFINES += _CRT_SECURE_NO_WARNINGS
diff --git a/gui/main.ui b/gui/main.ui
index 2e0d5942d..6fdc44c7d 100644
--- a/gui/main.ui
+++ b/gui/main.ui
@@ -62,7 +62,7 @@
      <x>0</x>
      <y>0</y>
      <width>640</width>
-     <height>20</height>
+     <height>19</height>
     </rect>
    </property>
    <widget class="QMenu" name="mMenuFile">
@@ -710,6 +710,9 @@
    <property name="toolTip">
     <string>Open library editor</string>
    </property>
+   <property name="visible">
+    <bool>false</bool>
+   </property>
   </action>
  </widget>
  <customwidgets>
diff --git a/gui/mainwindow.cpp b/gui/mainwindow.cpp
index 64bb2e949..284579ec8 100644
--- a/gui/mainwindow.cpp
+++ b/gui/mainwindow.cpp
@@ -44,7 +44,7 @@
 #include "logview.h"
 #include "filelist.h"
 #include "showtypes.h"
-#include "librarydialog.h"
+//#include "librarydialog.h"
 
 static const QString OnlineHelpURL("http://cppcheck.sourceforge.net/manual.html");
 
@@ -1219,8 +1219,8 @@ void MainWindow::ShowStatistics()
 
 void MainWindow::ShowLibraryEditor()
 {
-    LibraryDialog libraryDialog(this);
-    libraryDialog.exec();
+    //LibraryDialog libraryDialog(this);
+    //libraryDialog.exec();
 }
 
 void MainWindow::Log(const QString &logline)