diff --git a/lib/src/services/authentication/authentication_service.dart b/lib/src/services/authentication/authentication_service.dart
index 703fdd7..07ff758 100644
--- a/lib/src/services/authentication/authentication_service.dart
+++ b/lib/src/services/authentication/authentication_service.dart
@@ -186,11 +186,13 @@ class ArcaneAuthenticationService extends ArcaneService {
       password: password,
     );
 
-    if (result.isSuccess) {
-      setAuthenticated();
-      if (onLoggedIn != null) await onLoggedIn();
+    if (result.isFailure) {
+      throw Exception(result.error);
     }
 
+    setAuthenticated();
+    if (onLoggedIn != null) await onLoggedIn();
+
     return result;
   }