diff --git a/src/SOL005/NSFaultManagement/definitions/SOL005NSFaultManagement_def.yaml b/src/SOL005/NSFaultManagement/definitions/SOL005NSFaultManagement_def.yaml
index af6df5da6a1a6a8b0f36e07394e55490d940dea7..1fcce8443b5d758e82fc35b19e367a6b1dc23b6f 100644
--- a/src/SOL005/NSFaultManagement/definitions/SOL005NSFaultManagement_def.yaml
+++ b/src/SOL005/NSFaultManagement/definitions/SOL005NSFaultManagement_def.yaml
@@ -94,7 +94,9 @@ definitions:
       faultDetails:
         description: >
           Provides additional information about the fault..
-        type: string
+        type: array
+        items:
+          type: string
       _links:
         description: >
           Links for this resource.