diff --git a/bukkit-helper-117/src/main/java/org/dynmap/bukkit/helper/v117/BukkitVersionHelperSpigot117.java b/bukkit-helper-117/src/main/java/org/dynmap/bukkit/helper/v117/BukkitVersionHelperSpigot117.java
index f5a9b076..9a7a5fb1 100644
--- a/bukkit-helper-117/src/main/java/org/dynmap/bukkit/helper/v117/BukkitVersionHelperSpigot117.java
+++ b/bukkit-helper-117/src/main/java/org/dynmap/bukkit/helper/v117/BukkitVersionHelperSpigot117.java
@@ -85,9 +85,9 @@ public class BukkitVersionHelperSpigot117 extends BukkitVersionHelper {
         return names;
     }
 
-    private IRegistry<BiomeBase> reg = null;
+    private static IRegistry<BiomeBase> reg = null;
 
-    private IRegistry<BiomeBase> getBiomeReg() {
+    public static IRegistry<BiomeBase> getBiomeReg() {
     	if (reg == null) {
     		reg = MinecraftServer.getServer().getCustomRegistry().b(IRegistry.aO);
     	}
diff --git a/bukkit-helper-117/src/main/java/org/dynmap/bukkit/helper/v117/MapChunkCache117.java b/bukkit-helper-117/src/main/java/org/dynmap/bukkit/helper/v117/MapChunkCache117.java
index b92d76a0..0148f2d0 100644
--- a/bukkit-helper-117/src/main/java/org/dynmap/bukkit/helper/v117/MapChunkCache117.java
+++ b/bukkit-helper-117/src/main/java/org/dynmap/bukkit/helper/v117/MapChunkCache117.java
@@ -1,9 +1,12 @@
 package org.dynmap.bukkit.helper.v117;
 
+import net.minecraft.resources.MinecraftKey;
+import net.minecraft.world.level.biome.BiomeBase;
 import org.bukkit.World;
 import org.bukkit.craftbukkit.v1_17_R1.CraftWorld;
 import org.dynmap.DynmapChunk;
 import org.dynmap.bukkit.helper.BukkitWorld;
+import org.dynmap.common.BiomeMap;
 import org.dynmap.common.chunk.GenericChunk;
 import org.dynmap.common.chunk.GenericChunkCache;
 import org.dynmap.common.chunk.GenericMapChunkCache;
@@ -66,4 +69,18 @@ public class MapChunkCache117 extends GenericMapChunkCache {
 		this.w = dw.getWorld();
 		super.setChunks(dw, chunks);
 	}
+
+    @Override
+    public int getFoliageColor(BiomeMap bm, int[] colormap, int x, int z) {
+        if (bm.getResourcelocation() == null) return colormap[bm.biomeLookup()];
+        BiomeBase base = BukkitVersionHelperSpigot117.getBiomeReg().get(MinecraftKey.a(bm.getResourcelocation()));
+        return base == null ? colormap[bm.biomeLookup()] : base.l().e().orElse(colormap[bm.biomeLookup()]);
+    }
+
+    @Override
+    public int getGrassColor(BiomeMap bm, int[] colormap, int x, int z) {
+        if (bm.getResourcelocation() == null) return colormap[bm.biomeLookup()];
+        BiomeBase base = BukkitVersionHelperSpigot117.getBiomeReg().get(MinecraftKey.a(bm.getResourcelocation()));
+        return base == null ? colormap[bm.biomeLookup()] : base.l().g().a(x, z, base.l().f().orElse(colormap[bm.biomeLookup()]));
+    }
 }
diff --git a/spigot/build.gradle b/spigot/build.gradle
index 25918f99..5b54daeb 100644
--- a/spigot/build.gradle
+++ b/spigot/build.gradle
@@ -88,7 +88,7 @@ runServer {
     // Configure the Minecraft version for our task.
     // This is the only required configuration besides applying the plugin.
     // Your plugin's jar (or shadowJar if present) will be used automatically.
-    minecraftVersion("1.18")
+    minecraftVersion("1.17")
 }
 shadowJar {
     dependencies {