diff --git a/code/modules/cm_marines/equipment/kit_boxes.dm b/code/modules/cm_marines/equipment/kit_boxes.dm
index 1b37c6296d17..810c964481e3 100644
--- a/code/modules/cm_marines/equipment/kit_boxes.dm
+++ b/code/modules/cm_marines/equipment/kit_boxes.dm
@@ -296,6 +296,7 @@
 		user.put_in_hands(spec_box)
 		ID.set_assignment((user.assigned_squad && squad_assignment_update ? (user.assigned_squad.name + " ") : "") + ID.assignment + " ([specialist_assignment])")
 		GLOB.data_core.manifest_modify(user.real_name, WEAKREF(user), ID.assignment)
+		GLOB.available_specialist_kit_boxes[selection]--
 		return TRUE
 	return FALSE