diff --git a/pillar/__init__.py b/pillar/__init__.py
index 4b09e52d..d52744b4 100644
--- a/pillar/__init__.py
+++ b/pillar/__init__.py
@@ -663,7 +663,7 @@ class PillarServer(BlinkerCompatibleEve):
         return self.pillar_error_handler(error)
 
     def handle_sdk_resource_invalid(self, error):
-        self.log.info('Forwarding ResourceInvalid exception to client: %s', error, exc_info=True)
+        self.log.exception('Forwarding ResourceInvalid exception to client: %s', error, exc_info=True)
 
         # Raising a Werkzeug 422 exception doens't work, as Flask turns it into a 500.
         return _('The submitted data could not be validated.'), 422