diff --git a/gdk/gdkwindow.h b/gdk/gdkwindow.h
index 01fab0586f..67852ba32d 100644
--- a/gdk/gdkwindow.h
+++ b/gdk/gdkwindow.h
@@ -1112,9 +1112,9 @@ gboolean  gdk_window_show_window_menu          (GdkWindow      *window,
                                                 GdkEvent       *event);
 
 GDK_AVAILABLE_IN_3_16
-GdkGLContext * gdk_window_create_gl_context        (GdkWindow    *window,
-                                                    GdkGLProfile  profile,
-                                                    GError      **error);
+GdkGLContext * gdk_window_create_gl_context    (GdkWindow      *window,
+                                                GdkGLProfile    profile,
+                                                GError        **error);
 
 
 G_END_DECLS