diff --git a/src/SOL005/NSFaultManagement/definitions/SOL005NSFaultManagement_def.yaml b/src/SOL005/NSFaultManagement/definitions/SOL005NSFaultManagement_def.yaml
index d1619f25072e0e6f5680e386116201c0b3a37ce0..f486114e89610e5d746cf553560b7809f93f32c7 100644
--- a/src/SOL005/NSFaultManagement/definitions/SOL005NSFaultManagement_def.yaml
+++ b/src/SOL005/NSFaultManagement/definitions/SOL005NSFaultManagement_def.yaml
@@ -101,7 +101,9 @@ definitions:
       faultDetails:
         description: >
           Provides additional information about the fault..
-        type: string
+        type: array
+        items:
+          type: string
       _links:
         description: >
           Links for this resource.