diff --git a/gradle.properties b/gradle.properties
index 81bbee9fe..97171e6f9 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -13,7 +13,7 @@
 # Fabric Properties
 	# Get new versions at https://fabricmc.net/develop and https://lambdaurora.dev/tools/import_quilt.html
 	minecraft_version=23w43b
-	quilt_mappings=23w42a+build.4
+	quilt_mappings=23w43a+build.1
 	parchment_mappings=1.20.1:2023.09.03
 	loader_version=0.14.24
 
diff --git a/src/main/java/net/frozenblock/lib/advancement/api/AdvancementAPI.java b/src/main/java/net/frozenblock/lib/advancement/api/AdvancementAPI.java
index a810e166a..4edf12df1 100644
--- a/src/main/java/net/frozenblock/lib/advancement/api/AdvancementAPI.java
+++ b/src/main/java/net/frozenblock/lib/advancement/api/AdvancementAPI.java
@@ -26,7 +26,7 @@
 import net.minecraft.advancements.AdvancementRequirements;
 import net.minecraft.advancements.AdvancementRewards;
 import net.minecraft.advancements.Criterion;
-import net.minecraft.commands.CommandFunction;
+import net.minecraft.commands.CacheableFunction;
 import net.minecraft.resources.ResourceLocation;
 
 public final class AdvancementAPI {
@@ -39,7 +39,7 @@ private AdvancementAPI() {}
 	 */
 	public static void setupRewards(Advancement advancement) {
 		if (advancement.rewards == AdvancementRewards.EMPTY) {
-			advancement.rewards = new AdvancementRewards(0, new ResourceLocation[0], new ResourceLocation[0], new CommandFunction.CacheableFunction((ResourceLocation) null));
+			advancement.rewards = new AdvancementRewards(0, new ResourceLocation[0], new ResourceLocation[0], new CacheableFunction(null));
 		}
 	}