diff --git a/fgd/point/filter/filter_momentum_timer_progress.fgd b/fgd/point/filter/filter_momentum_timer_progress.fgd
index f261f3733..e00a8e969 100644
--- a/fgd/point/filter/filter_momentum_timer_progress.fgd
+++ b/fgd/point/filter/filter_momentum_timer_progress.fgd
@@ -5,4 +5,5 @@
 	track_number(integer) : "Track Number" : 0 : "The track number to check for. 0 = main map, 1+ = bonus number."
 	stage_number(integer) : "Stage Number" : 0 : "The stage number to check for. 0 = ignore, 1+ = stage number."
 	checkpoint_number(integer) : "Checkpoint Number" : 0 : "The checkpoint number to check for. 0 = ignore, 1 = stage start, 2+ = checkpoint number."
+	checkpoints_activated(integer) : "Minimum Checkpoints Activated" : 0 : "The minimum number of checkpoints activated within the current stage that the player needs to have reached (regardless of order). 0 = ignore. Useful for unordered/optional checkpoint stages."
 	]