diff --git a/OpenAPI/TS28532_FaultMnS.yaml b/OpenAPI/TS28532_FaultMnS.yaml
index cbf54aa6ae3149c52e3a81611363432248cb6059..750266c9c7b29a0835a448930040ffc7479572ac 100644
--- 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 5cb93b6c113ab89dec1db396ecf39be997bc5a91..49917b6ab404099dd4bec502d4aff49c97c4af91 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 74450c4fcccb0f0914f8c320382f40dcb2180dcc..505d97f6ce3294ec2402ad454e0c947752ea868c 100644
--- 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
@@ -202,7 +202,7 @@ paths:
           description: >-
             This parameter specifies the attributes of the scoped resources that
             are returned.
-          required: true
+          required: false
           schema:
             type: array
             items: