diff --git a/packages/backend/src/server/api/endpoints/admin/meta.ts b/packages/backend/src/server/api/endpoints/admin/meta.ts
index 13022f43a0..fe8ca012b2 100644
--- a/packages/backend/src/server/api/endpoints/admin/meta.ts
+++ b/packages/backend/src/server/api/endpoints/admin/meta.ts
@@ -481,6 +481,10 @@ export const meta = {
 				type: 'string',
 				optional: false, nullable: true,
 			},
+			defaultLike: {
+				type: 'string',
+				optional: false, nullable: false,
+			},
 			description: {
 				type: 'string',
 				optional: false, nullable: true,
diff --git a/packages/backend/src/server/api/endpoints/admin/update-meta.ts b/packages/backend/src/server/api/endpoints/admin/update-meta.ts
index 090681c134..7c3d485a0f 100644
--- a/packages/backend/src/server/api/endpoints/admin/update-meta.ts
+++ b/packages/backend/src/server/api/endpoints/admin/update-meta.ts
@@ -69,7 +69,7 @@ export const paramDef = {
 		description: { type: 'string', nullable: true },
 		defaultLightTheme: { type: 'string', nullable: true },
 		defaultDarkTheme: { type: 'string', nullable: true },
-		defaultLike: { type: 'string', nullable: true },
+		defaultLike: { type: 'string' },
 		cacheRemoteFiles: { type: 'boolean' },
 		cacheRemoteSensitiveFiles: { type: 'boolean' },
 		emailRequiredForSignup: { type: 'boolean' },
diff --git a/packages/misskey-js/src/autogen/types.ts b/packages/misskey-js/src/autogen/types.ts
index 778b00c66d..20f2d92883 100644
--- a/packages/misskey-js/src/autogen/types.ts
+++ b/packages/misskey-js/src/autogen/types.ts
@@ -9259,6 +9259,7 @@ export type operations = {
             libreTranslateKey: string | null;
             defaultDarkTheme: string | null;
             defaultLightTheme: string | null;
+            defaultLike: string;
             description: string | null;
             disableRegistration: boolean;
             impressumUrl: string | null;
@@ -12129,7 +12130,7 @@ export type operations = {
           description?: string | null;
           defaultLightTheme?: string | null;
           defaultDarkTheme?: string | null;
-          defaultLike?: string | null;
+          defaultLike?: string;
           cacheRemoteFiles?: boolean;
           cacheRemoteSensitiveFiles?: boolean;
           emailRequiredForSignup?: boolean;