diff --git a/code/modules/cm_marines/orbital_cannon.dm b/code/modules/cm_marines/orbital_cannon.dm
index 431b03fb31d3..14e990809f4f 100644
--- a/code/modules/cm_marines/orbital_cannon.dm
+++ b/code/modules/cm_marines/orbital_cannon.dm
@@ -484,14 +484,13 @@ var/list/ob_type_fuel_requirements
 	var/list/turf_list = list()
 
 	for(var/turf/T in range(range_num, target))
-		if(protected_by_pylon(TURF_PROTECTION_OB, T))
-			continue
-
 		turf_list += T
 
 	for(var/i = 1 to total_amount)
 		for(var/k = 1 to instant_amount)
 			var/turf/U = pick(turf_list)
+			if(protected_by_pylon(TURF_PROTECTION_OB, U)) //If the turf somehow gained OB protection while the cluster was firing
+				continue
 			fire_in_a_hole(U)
 		sleep(delay_between_clusters)