diff --git a/CMakeLists.txt b/CMakeLists.txt
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -120,7 +120,7 @@
     ${box2d_SRCS}
 )
 
-add_library(kolfprivate SHARED ${kolf_LIB_SRCS})
+add_library(kolfprivate STATIC ${kolf_LIB_SRCS})
 
 target_link_libraries(kolfprivate
     Qt5::Gui
diff --git a/game.h b/game.h
--- a/game.h
+++ b/game.h
@@ -20,7 +20,6 @@
 #ifndef GAME_H
 #define GAME_H
 
-#include <kolflib_export.h>
 #include "ball.h"
 
 #include "tagaro/scene.h"
@@ -229,7 +228,7 @@
 	double ithickness, iwidth, iheight;
 };
 
-struct KOLFLIB_EXPORT CourseInfo
+struct CourseInfo
 {
 	CourseInfo(const QString &_name, const QString &_untranslatedName, const QString &_author, unsigned int _holes, unsigned int _par) { name = _name; untranslatedName = _untranslatedName, author = _author; holes = _holes; par = _par; }
 	CourseInfo();
@@ -241,7 +240,7 @@
 	unsigned int par;
 };
 
-class KOLFLIB_EXPORT KolfGame : public QGraphicsView
+class KolfGame : public QGraphicsView
 {
 	Q_OBJECT
 
diff --git a/kolf.h b/kolf.h
--- a/kolf.h
+++ b/kolf.h
@@ -20,7 +20,6 @@
 #ifndef KOLF_H
 #define KOLF_H
 
-#include <kolflib_export.h>
 #include <KXmlGuiWindow>
 
 #include "game.h"
@@ -34,7 +33,7 @@
 class Editor;
 class ScoreBoard;
 
-class KOLFLIB_EXPORT KolfWindow : public KXmlGuiWindow
+class KolfWindow : public KXmlGuiWindow
 {
 	Q_OBJECT
 
diff --git a/kolflib_export.h b/kolflib_export.h
deleted file mode 100644
--- a/kolflib_export.h
+++ /dev/null
@@ -1,37 +0,0 @@
-/*  This file is part of the KDE project
-    Copyright (C) 2007 David Faure <faure@kde.org>
-
-    This library is free software; you can redistribute it and/or
-    modify it under the terms of the GNU Library General Public
-    License as published by the Free Software Foundation; either
-    version 2 of the License, or (at your option) any later version.
-
-    This library 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
-    Library General Public License for more details.
-
-    You should have received a copy of the GNU Library General Public License
-    along with this library; see the file COPYING.LIB.  If not, write to
-    the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
-    Boston, MA 02110-1301, USA.
-*/
-
-#ifndef KOLFLIB_EXPORT_H
-#define KOLFLIB_EXPORT_H
-
-#ifndef KOLFLIB_EXPORT
-# if defined(MAKE_KOLFPRIVATE_LIB)
-   /* We are building this library */ 
-#  define KOLFLIB_EXPORT Q_DECL_EXPORT
-# else
-   /* We are using this library */ 
-#  define KOLFLIB_EXPORT Q_DECL_IMPORT
-# endif
-#endif
-
-# ifndef KOLFLIB_EXPORT_DEPRECATED
-#  define KOLFLIB_EXPORT_DEPRECATED KDE_DEPRECATED KOLFLIB_EXPORT
-# endif
-
-#endif