diff --git a/3rdparty/libmygpo-qt5/src/mygpo_export.h b/3rdparty/libmygpo-qt5/src/mygpo_export.h
index d2a8c3a58..28980e2c6 100644
--- a/3rdparty/libmygpo-qt5/src/mygpo_export.h
+++ b/3rdparty/libmygpo-qt5/src/mygpo_export.h
@@ -25,7 +25,7 @@
 
 #include <QtCore/qglobal.h>
 
-#ifndef MYGPO_EXPORT
+#ifndef MYGPO_STATIC
 # if defined(MYGPO_MAKEDLL)
 /* We are building this library */
 #  define MYGPO_EXPORT Q_DECL_EXPORT
@@ -33,6 +33,8 @@
 /* We are using this library */
 #  define MYGPO_EXPORT Q_DECL_IMPORT
 # endif
+#else
+# define MYGPO_EXPORT
 #endif
 
 #endif // MYGPO_EXPORT_H
diff --git a/CMakeLists.txt b/CMakeLists.txt
index 7309e5b85..59617dfa4 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -406,6 +406,7 @@ if(LIBMYGPO_QT5_FOUND)
   set(MYGPOQT5_LIBRARIES ${LIBMYGPO_QT5_LIBRARIES})
   set(MYGPOQT5_INCLUDE_DIRS ${LIBMYGPO_QT5_INCLUDE_DIRS})
 else()
+  add_definitions(-DMYGPO_STATIC)
   add_subdirectory(3rdparty/libmygpo-qt5)
   set(MYGPOQT5_LIBRARIES mygpo-qt5)
   set(MYGPOQT5_INCLUDE_DIRS ${CMAKE_CURRENT_SOURCE_DIR}/3rdparty/libmygpo-qt5/src)