diff --git a/pillar/application/__init__.py b/pillar/application/__init__.py
index 5d82b8ad..24d8f4df 100644
--- a/pillar/application/__init__.py
+++ b/pillar/application/__init__.py
@@ -66,7 +66,7 @@ class ValidateCustomFields(Validator):
         if val:
             return True
 
-        log.debug('Error validating properties for node %s: %s', self.document, v.errors)
+        log.warning('Error validating properties for node %s: %s', self.document, v.errors)
         self._error(field, "Error validating properties")