diff --git a/code/modules/random_map/automata/caves.dm b/code/modules/random_map/automata/caves.dm
index dd6398d091..7b9df09ea4 100644
--- a/code/modules/random_map/automata/caves.dm
+++ b/code/modules/random_map/automata/caves.dm
@@ -56,7 +56,7 @@
 				//T.ChangeTurf(/turf/space/cracked_asteroid)
 
 			//CHOMPStation Edit
-			if(rand(1, 40) == 1) // 1 in 40 chance
+			if(rand(1, 100) == 1) // 1 in 100 chance
 				new /obj/structure/mob_spawner/scanner/mining_animals(T)
 		else
 			T.make_wall()
@@ -65,4 +65,4 @@
 			else if(map[current_cell] == EMPTY_CHAR)
 				T.make_ore(1)
 		get_additional_spawns(map[current_cell],T,get_spawn_dir(x, y))
-	return T
\ No newline at end of file
+	return T