diff --git a/gdk/gdkmonitor.c b/gdk/gdkmonitor.c
index d7fb64c3ec..fb721481db 100644
--- a/gdk/gdkmonitor.c
+++ b/gdk/gdkmonitor.c
@@ -35,9 +35,6 @@
  * monitors with gdk_display_get_monitors() and to find particular
  * monitors with gdk_display_get_primary_monitor() or
  * gdk_display_get_monitor_at_window().
- *
- * GdkMonitor was introduced in GTK+ 3.22 and supersedes earlier
- * APIs in GdkScreen to obtain monitor-related information.
  */
 
 enum {