diff --git a/src/main/java/biomesoplenty/api/biome/BOPBiomes.java b/src/main/java/biomesoplenty/api/biome/BOPBiomes.java
index 7b5257ce3..e7c9f7fef 100644
--- a/src/main/java/biomesoplenty/api/biome/BOPBiomes.java
+++ b/src/main/java/biomesoplenty/api/biome/BOPBiomes.java
@@ -50,6 +50,7 @@ public class BOPBiomes
     public static final ResourceKey<Biome> ORIGIN_VALLEY = register("origin_valley");
     public static final ResourceKey<Biome> PRAIRIE = register("prairie");
     public static final ResourceKey<Biome> RAINFOREST = register("rainforest");
+    public static final ResourceKey<Biome> RAINFOREST_CLIFFS = register("rainforest_cliffs");
     public static final ResourceKey<Biome> RAINFOREST_FLOODPLAIN = register("rainforest_floodplain");
     public static final ResourceKey<Biome> REDWOOD_FOREST = register("redwood_forest");
     public static final ResourceKey<Biome> ROCKY_SHRUBLAND = register("rocky_shrubland");