diff --git a/build.gradle.kts b/build.gradle.kts
index 52f55789a..ba47f3e27 100644
--- a/build.gradle.kts
+++ b/build.gradle.kts
@@ -23,7 +23,7 @@ subprojects {
 	apply(plugin = "java")
 
 	group = "org.oddlama.vane"
-	version = "1.14.0"
+	version = "1.15.0"
 
 	repositories {
 		mavenLocal()
diff --git a/docs/resourcepacks/v1.15.0.zip b/docs/resourcepacks/v1.15.0.zip
new file mode 100644
index 000000000..c401ebff5
Binary files /dev/null and b/docs/resourcepacks/v1.15.0.zip differ
diff --git a/flake.nix b/flake.nix
index 93e5c391c..79a7bb7e0 100644
--- a/flake.nix
+++ b/flake.nix
@@ -58,8 +58,8 @@
 
           devshell.startup.pre-commit.text = self.checks.${localSystem}.pre-commit.shellHook;
           packages = [
-            pkgs.temurin-bin-17
-            (pkgs.gradle.override {java = pkgs.temurin-bin-17;})
+            pkgs.temurin-bin
+            (pkgs.gradle.override {java = pkgs.temurin-bin;})
             (pkgs.python3.withPackages (ps: [
               ps.markdown
               ps.toml
diff --git a/vane-core/src/main/java/org/oddlama/vane/core/resourcepack/ResourcePackGenerator.java b/vane-core/src/main/java/org/oddlama/vane/core/resourcepack/ResourcePackGenerator.java
index 64845af27..21e615b56 100644
--- a/vane-core/src/main/java/org/oddlama/vane/core/resourcepack/ResourcePackGenerator.java
+++ b/vane-core/src/main/java/org/oddlama/vane/core/resourcepack/ResourcePackGenerator.java
@@ -50,7 +50,7 @@ public JSONObject translations(String namespace, String lang_code) {
 		}
 		return lang_map;
 	}
-	
+
 	public void add_item_model(NamespacedKey key, InputStream texture_png, Key parent) throws IOException {
 		item_textures.put(key, new PackEntry(texture_png.readAllBytes(), parent));
 	}
@@ -77,7 +77,7 @@ public void add_item_override(
 
 	private String generate_pack_mcmeta() {
 		final var pack = new JSONObject();
-		pack.put("pack_format", 32);
+		pack.put("pack_format", 34);
 		pack.put("description", description);
 
 		final var root = new JSONObject();
@@ -108,7 +108,7 @@ private JSONObject create_item_model(NamespacedKey texture, Key item_type) {
 		final var textures = new JSONObject();
 		if (texture.getNamespace().equals("minecraft") && texture.getKey().endsWith("shulker_box")) {
 			model.put("parent", "minecraft:item/template_shulker_box");
-			
+
 			textures.put("particle", "minecraft:block/" + texture.getKey());
 			model.put("textures", textures);
 		} else {
@@ -221,7 +221,7 @@ class PackEntry {
 
 	/**
 	 * Gives the type of parent used by the given item
-	 * 
+	 *
 	 * @param item_key
 	 * @return a key containing the parent type
 	 */