diff --git a/README.md b/README.md
new file mode 100644
index 0000000..18f7118
--- /dev/null
+++ b/README.md
@@ -0,0 +1,4 @@
+1. Update gradle.properties with the latest values from https://fabricmc.net/develop/
+2. Run `./gradlew build` and fix any errors caused by API changes if any (see https://fabricmc.net/blog/)
+3. Run `./gradlew runServer`
+4. Check the results in `run/minecraft-data`
\ No newline at end of file
diff --git a/gradle.properties b/gradle.properties
index 6769ac3..f55132c 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -2,13 +2,13 @@
 org.gradle.jvmargs=-Xmx1G
 # Fabric Properties
 # check these on https://modmuss50.me/fabric.html
-minecraft_version=1.19.3
-yarn_mappings=1.19.3+build.5
-loader_version=0.14.12
+minecraft_version=1.19.4
+yarn_mappings=1.19.4+build.1
+loader_version=0.14.17
 # Mod Properties
 mod_version=1.0-SNAPSHOT
 maven_group=dev.u9g
 archives_base_name=minecraft-data-generator-server
 # Dependencies
 # check this on https://modmuss50.me/fabric.html
-fabric_version=0.70.0+1.19.3
+fabric_version=0.76.0+1.19.4
diff --git a/src/main/java/dev/u9g/minecraftdatagenerator/generators/BiomesDataGenerator.java b/src/main/java/dev/u9g/minecraftdatagenerator/generators/BiomesDataGenerator.java
index a04d430..c61eb4d 100644
--- a/src/main/java/dev/u9g/minecraftdatagenerator/generators/BiomesDataGenerator.java
+++ b/src/main/java/dev/u9g/minecraftdatagenerator/generators/BiomesDataGenerator.java
@@ -157,12 +157,13 @@ public class BiomesDataGenerator implements IDataGenerator {
         String dimension = guessBiomeDimensionFromCategory(biome, name);
         biomeDesc.addProperty("category", guessCategoryBasedOnName(name, dimension));
         biomeDesc.addProperty("temperature", biome.getTemperature());
-        biomeDesc.addProperty("precipitation", biome.getPrecipitation().getName());
+        //biomeDesc.addProperty("precipitation", biome.getPrecipitation().getName());// - removed in 1.19.4
+        biomeDesc.addProperty("has_precipitation", biome.hasPrecipitation());
         //biomeDesc.addProperty("depth", biome.getDepth()); - Doesn't exist anymore in minecraft source
         biomeDesc.addProperty("dimension", dimension);
         biomeDesc.addProperty("displayName", DGU.translateText(localizationKey));
         biomeDesc.addProperty("color", getBiomeColorFor(registryKey.getPath()));
-        biomeDesc.addProperty("rainfall", biome.getDownfall());
+        //biomeDesc.addProperty("rainfall", biome.getDownfall());// - removed in 1.19.4
 
         return biomeDesc;
     }
diff --git a/src/main/java/dev/u9g/minecraftdatagenerator/generators/EnchantmentsDataGenerator.java b/src/main/java/dev/u9g/minecraftdatagenerator/generators/EnchantmentsDataGenerator.java
index 96779a3..0095545 100644
--- a/src/main/java/dev/u9g/minecraftdatagenerator/generators/EnchantmentsDataGenerator.java
+++ b/src/main/java/dev/u9g/minecraftdatagenerator/generators/EnchantmentsDataGenerator.java
@@ -99,7 +99,7 @@ public class EnchantmentsDataGenerator implements IDataGenerator {
         }
         enchantmentDesc.add("exclude", excludes);
 
-        enchantmentDesc.addProperty("category", getEnchantmentTargetName(enchantment.type));
+        enchantmentDesc.addProperty("category", getEnchantmentTargetName(enchantment.target));
         enchantmentDesc.addProperty("weight", enchantment.getRarity().getWeight());
         enchantmentDesc.addProperty("tradeable", enchantment.isAvailableForEnchantedBookOffer());
         enchantmentDesc.addProperty("discoverable", enchantment.isAvailableForRandomSelection());
diff --git a/src/main/java/dev/u9g/minecraftdatagenerator/generators/RecipeDataGenerator.java b/src/main/java/dev/u9g/minecraftdatagenerator/generators/RecipeDataGenerator.java
index 09ff45b..16265fa 100644
--- a/src/main/java/dev/u9g/minecraftdatagenerator/generators/RecipeDataGenerator.java
+++ b/src/main/java/dev/u9g/minecraftdatagenerator/generators/RecipeDataGenerator.java
@@ -12,6 +12,7 @@ import net.minecraft.recipe.Ingredient;
 import net.minecraft.recipe.Recipe;
 import net.minecraft.recipe.ShapedRecipe;
 import net.minecraft.recipe.ShapelessRecipe;
+import net.minecraft.registry.DynamicRegistryManager;
 import net.minecraft.registry.RegistryKeys;
 
 import java.util.ArrayList;
@@ -27,6 +28,7 @@ public class RecipeDataGenerator implements IDataGenerator {
 
     @Override
     public JsonElement generateDataJson() {
+        DynamicRegistryManager registryManager = DGU.getWorld().getRegistryManager();
         JsonObject finalObj = new JsonObject();
         Multimap<Integer, JsonObject> recipes = ArrayListMultimap.create();
         for (Recipe<?> recipe : Objects.requireNonNull(DGU.getWorld()).getRecipeManager().values()) {
@@ -67,11 +69,11 @@ public class RecipeDataGenerator implements IDataGenerator {
                 finalRecipe.add("inShape", inShape);
 
                 var resultObject = new JsonObject();
-                resultObject.addProperty("id", getRawIdFor(sr.getOutput().getItem()));
-                resultObject.addProperty("count", sr.getOutput().getCount());
+                resultObject.addProperty("id", getRawIdFor(sr.getOutput(registryManager).getItem()));
+                resultObject.addProperty("count", sr.getOutput(registryManager).getCount());
                 finalRecipe.add("result", resultObject);
 
-                String id = ((Integer) getRawIdFor(sr.getOutput().getItem())).toString();
+                String id = ((Integer) getRawIdFor(sr.getOutput(registryManager).getItem())).toString();
 
                 if (!finalObj.has(id)) {
                     finalObj.add(id, new JsonArray());
@@ -111,10 +113,10 @@ public class RecipeDataGenerator implements IDataGenerator {
                 var rootRecipeObject = new JsonObject();
                 rootRecipeObject.add("ingredients", ingredients);
                 var resultObject = new JsonObject();
-                resultObject.addProperty("id", getRawIdFor(sl.getOutput().getItem()));
-                resultObject.addProperty("count", sl.getOutput().getCount());
+                resultObject.addProperty("id", getRawIdFor(sl.getOutput(registryManager).getItem()));
+                resultObject.addProperty("count", sl.getOutput(registryManager).getCount());
                 rootRecipeObject.add("result", resultObject);
-                recipes.put(getRawIdFor(sl.getOutput().getItem()), rootRecipeObject);
+                recipes.put(getRawIdFor(sl.getOutput(registryManager).getItem()), rootRecipeObject);
             }
         }
         recipes.forEach((a, b) -> {