diff --git a/index.html b/index.html
index 6028f11a..7adc1ad6 100644
--- a/index.html
+++ b/index.html
@@ -9,7 +9,7 @@
 		gtag('js', new Date());
 		gtag('config', 'G-S982VZS08T', {
 			theme: localStorage.getItem('theme') || 'default',
-			version: localStorage.getItem('schema_version') || '1.20.5',
+			version: localStorage.getItem('schema_version') || '1.21',
 			locale: localStorage.getItem('language') || 'en',
 			prefers_color_scheme: matchMedia('(prefers-color-scheme: light)').matches ? 'light' : matchMedia('(prefers-color-scheme: dark)').matches ? 'dark' : 'none',
 			tree_view_mode: localStorage.getItem('misode_tree_view_mode') || 'default',
@@ -25,7 +25,7 @@
 		ga('set', 'page', location.pathname);
 		ga('set', 'dimension1', localStorage.getItem('theme') || 'default');
 		ga('set', 'dimension2', 'v2');
-		ga('set', 'dimension3', localStorage.getItem('schema_version') || '1.20.5');
+		ga('set', 'dimension3', localStorage.getItem('schema_version') || '1.21');
 		ga('set', 'dimension4', localStorage.getItem('language') || 'en');
 		ga('set', 'dimension5', 'none');
 		ga('set', 'dimension7', matchMedia('(prefers-color-scheme: light)').matches ? 'light' : matchMedia('(prefers-color-scheme: dark)').matches ? 'dark' : 'none');
diff --git a/src/app/services/Schemas.ts b/src/app/services/Schemas.ts
index 206414c1..886f76b4 100644
--- a/src/app/services/Schemas.ts
+++ b/src/app/services/Schemas.ts
@@ -8,7 +8,7 @@ import { fetchData } from './DataFetcher.js'
 export const VersionIds = ['1.15', '1.16', '1.17', '1.18', '1.18.2', '1.19', '1.19.3', '1.19.4', '1.20', '1.20.2', '1.20.3', '1.20.5', '1.21'] as const
 export type VersionId = typeof VersionIds[number]
 
-export const DEFAULT_VERSION: VersionId = '1.20.5'
+export const DEFAULT_VERSION: VersionId = '1.21'
 
 export type BlockStateRegistry = {
 	[block: string]: {
diff --git a/src/config.json b/src/config.json
index 8837334b..60e0095c 100644
--- a/src/config.json
+++ b/src/config.json
@@ -154,9 +154,9 @@
     },
     {
       "id": "1.21",
-      "dynamic": true,
+      "ref": "1.21",
       "name": "1.21",
-      "pack_format": 43,
+      "pack_format": 48,
       "show": true
     }
   ],