diff --git a/OpenAPI/TS28532_FaultMnS.yaml b/OpenAPI/TS28532_FaultMnS.yaml
index fdb9a540a55dabff3bc9b458f1a937fc02098858..d2a61268a11a06ceef57daa3432488510b29a3aa 100755
--- a/OpenAPI/TS28532_FaultMnS.yaml
+++ b/OpenAPI/TS28532_FaultMnS.yaml
@@ -135,7 +135,7 @@ paths:
     patch:
       summary: 'Clear, acknowledge or unacknowledge a single alarm'
       description: >-
-        Clears, acknowledges or uncknowldeges a single alarm by patching the alarm
+        Clears, acknowledges or unacknowldeges a single alarm by patching the alarm
         information. A conditional acknowledge request based on the perceived
         severity is not supported.
       parameters:
@@ -961,7 +961,7 @@ components:
     MergePatchAcknowledgeAlarm:
       description: >-
         Patch document acknowledging or unacknowledging a single alarm. For
-        acknowleding an alarm the value of ackState is ACKNOWLEDGED, for unacknowleding
+        acknowledging an alarm the value of ackState is ACKNOWLEDGED, for unacknowledging
         an alarm the value of ackState is UNACKNOWLEDGED.
       type: object
       required:
diff --git a/OpenAPI/TS28532_FileDataReportingMnS.yaml b/OpenAPI/TS28532_FileDataReportingMnS.yaml
index 0690f006480c8e3018e022bfd5c27f15c057785c..b74a6eb519357d486a1c816f0a1b489fdadc3a93 100644
--- a/OpenAPI/TS28532_FileDataReportingMnS.yaml
+++ b/OpenAPI/TS28532_FileDataReportingMnS.yaml
@@ -179,7 +179,7 @@ components:
       enum:
         - Performance
         - Trace
-        - Anatytics
+        - Analytics
         - Proprietary
     FileNotificationTypes:
       type: string
diff --git a/OpenAPI/TS28532_ProvMnS.yaml b/OpenAPI/TS28532_ProvMnS.yaml
index f2cacf0ed384748356d3356929c7d658e9a7ee77..2bac3706e8bb5c65593ce1474623824b41040fde 100755
--- a/OpenAPI/TS28532_ProvMnS.yaml
+++ b/OpenAPI/TS28532_ProvMnS.yaml
@@ -52,7 +52,7 @@ paths:
             This status code shall be returned when the resource is replaced, and
             when the replaced resource representation is not identical to the resource
             representation in the request.
-            This status code may be retourned when the resource is updated and when the
+            This status code may be returned when the resource is updated and when the
             updated resource representation is identical to the resource representation
             in the request.
             The representation of the updated resource is returned in the response
@@ -205,7 +205,7 @@ paths:
           description: >-
             This parameter specifies the attributes of the scoped resources that
             are returned.
-          required: true
+          required: false
           schema:
             type: array
             items: