diff --git a/scripts/src/lib/Api.ts b/scripts/src/lib/Api.ts
index bad67367..337f5615 100644
--- a/scripts/src/lib/Api.ts
+++ b/scripts/src/lib/Api.ts
@@ -116,6 +116,8 @@ export function isApiVersionvalidForMcVersion(apiVersion: string, mcVersion: str
         branch = "1.20.2"
     } else if (mcVersion.startsWith("1.20.3")) {
         branch = "1.20.3"
+    } else if (mcVersion.startsWith("1.20.4")) {
+        branch = "1.20.4"
     } else if (mcVersion.startsWith("21w")) {
         branch = "1.18"
     } else if (mcVersion.startsWith("20w")) {
diff --git a/scripts/src/lib/Template.svelte b/scripts/src/lib/Template.svelte
index 3551fc22..806deaab 100644
--- a/scripts/src/lib/Template.svelte
+++ b/scripts/src/lib/Template.svelte
@@ -10,7 +10,7 @@
     let projectName = "Template Mod";
     let packageName = "com.example";
     let useKotlin = false;
-    let dataGeneration = true;
+    let dataGeneration = false;
     let splitSources = true;
 
     let customModId: string | undefined;