diff --git a/app/src/main/java/it/integry/integrywmsnative/core/rest/AuthInterceptor.java b/app/src/main/java/it/integry/integrywmsnative/core/rest/AuthInterceptor.java
index a282feda..0792d402 100644
--- a/app/src/main/java/it/integry/integrywmsnative/core/rest/AuthInterceptor.java
+++ b/app/src/main/java/it/integry/integrywmsnative/core/rest/AuthInterceptor.java
@@ -55,7 +55,7 @@ public class AuthInterceptor implements Interceptor {
                             .protocol(Protocol.HTTP_1_1)
                             .code(401)
                             .message("Unauthorized")
-                            .body(ResponseBody.create(new byte[0], null))
+                            .body(ResponseBody.create(okhttp3.MediaType.get("application/json"), new byte[0]))
                             .build();
                 } catch (Exception e) {
                     return chain.proceed(originalRequest);