diff --git a/app/display/gimpimagewindow.c b/app/display/gimpimagewindow.c
index e271826994..bb9d80e8a2 100644
--- a/app/display/gimpimagewindow.c
+++ b/app/display/gimpimagewindow.c
@@ -23,9 +23,9 @@
 #include <gtk/gtk.h>
 
 #ifdef G_OS_WIN32
+#include <windows.h>
 #include <windef.h>
 #include <winbase.h>
-#include <windows.h>
 #endif
 
 #include "libgimpbase/gimpbase.h"
diff --git a/app/gui/gui.c b/app/gui/gui.c
index 289f4fda66..5fb6cd8238 100644
--- a/app/gui/gui.c
+++ b/app/gui/gui.c
@@ -89,9 +89,9 @@
 #include "themes.h"
 
 #ifdef G_OS_WIN32
+#include <windows.h>
 #include <windef.h>
 #include <winbase.h>
-#include <windows.h>
 #endif
 
 #ifdef GDK_WINDOWING_QUARTZ
diff --git a/app/gui/splash.c b/app/gui/splash.c
index eeb9958625..90d31829fe 100644
--- a/app/gui/splash.c
+++ b/app/gui/splash.c
@@ -26,9 +26,9 @@
 #endif
 
 #ifdef G_OS_WIN32
+#include <windows.h>
 #include <windef.h>
 #include <winbase.h>
-#include <windows.h>
 #endif
 
 #include "libgimpbase/gimpbase.h"