diff --git a/runelite-client/src/main/java/net/runelite/client/plugins/agility/Obstacles.java b/runelite-client/src/main/java/net/runelite/client/plugins/agility/Obstacles.java
index 3d950fdc5f..de6a0b7557 100644
--- a/runelite-client/src/main/java/net/runelite/client/plugins/agility/Obstacles.java
+++ b/runelite-client/src/main/java/net/runelite/client/plugins/agility/Obstacles.java
@@ -223,7 +223,9 @@ class Obstacles
 		// Taverley
 		STILE,
 		// Asgarnian Ice Dungeon
-		STEPS
+		STEPS,
+		// Fossil Island Wyvern Cave
+		STAIRS_31485
 	);
 
 	static final Set<Integer> TRAP_OBSTACLE_IDS = ImmutableSet.of(