diff --git a/gradle.properties b/gradle.properties
index 40665b3..6cea9ee 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -7,20 +7,20 @@ org.gradle.configuration-cache=true
 
 #read more on this at https://github.com/neoforged/ModDevGradle?tab=readme-ov-file#better-minecraft-parameter-names--javadoc-parchment
 # you can also find the latest versions at: https://parchmentmc.org/docs/getting-started
-parchment_minecraft_version=1.21
-parchment_mappings_version=2024.07.28
+parchment_minecraft_version=1.21.1
+parchment_mappings_version=2024.11.13
 # Environment Properties
 # You can find the latest versions here: https://projects.neoforged.net/neoforged/neoforge
 # The Minecraft version must agree with the Neo version to get a valid artifact
-minecraft_version=1.21.1
+minecraft_version=1.21.3
 # The Minecraft version range can use any release version of Minecraft as bounds.
 # Snapshots, pre-releases, and release candidates are not guaranteed to sort properly
 # as they do not follow standard versioning conventions.
-minecraft_version_range=[1.21.1, 1.22)
+minecraft_version_range=[1.21.3, 1.22)
 # The Neo version must agree with the Minecraft version to get a valid artifact
-neo_version=21.1.72
+neo_version=21.3.31-beta
 # The Neo version range can use any version of Neo as bounds
-neo_version_range=[21.1.0,)
+neo_version_range=[21.3.0-beta,)
 # The loader version range can only use the major version of FML as bounds
 loader_version_range=[4,)
 
diff --git a/src/main/java/com/example/examplemod/Config.java b/src/main/java/com/example/examplemod/Config.java
index d70d1eb..74ae82a 100644
--- a/src/main/java/com/example/examplemod/Config.java
+++ b/src/main/java/com/example/examplemod/Config.java
@@ -57,7 +57,7 @@ static void onLoad(final ModConfigEvent event)
 
         // convert the list of strings into a set of items
         items = ITEM_STRINGS.get().stream()
-                .map(itemName -> BuiltInRegistries.ITEM.get(ResourceLocation.parse(itemName)))
+                .map(itemName -> BuiltInRegistries.ITEM.getValue(ResourceLocation.parse(itemName)))
                 .collect(Collectors.toSet());
     }
 }