diff --git a/docsfera.json b/docsfera.json
index b8d9671..b6e8be8 100644
--- a/docsfera.json
+++ b/docsfera.json
@@ -20,14 +20,6 @@
                 ],
                 "type": "string"
               }
-            },
-            {
-              "name": "origin",
-              "required": true,
-              "in": "header",
-              "schema": {
-                "type": "string"
-              }
             }
           ],
           "requestBody": {
diff --git a/src/modules/auth/auth.controller.ts b/src/modules/auth/auth.controller.ts
index 226036a..7f2f8f0 100644
--- a/src/modules/auth/auth.controller.ts
+++ b/src/modules/auth/auth.controller.ts
@@ -86,7 +86,7 @@ export class AuthController {
   async signIn(
     @Body() { username, password, totp }: AuthSignInReq,
     @Language() language: LanguageEnum,
-    @Headers('origin') origin: string,
+    @Headers('origin') origin = '',
   ): Promise<AuthSignInRes> {
     this.logger.info('/auth - SignIn');
     const frontHost = origin.replace(/^https?:\/\//, '');