diff --git a/README.md b/README.md
index 4a83dd8fce6e0a9c3d1af01811275ebc20e0dc94..a489dcb100664f3b3db4d086cb9decbbb6694124 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 # NFV SOL009 - OpenAPIs for the management of NFV-MANO
 
-This repository contains OpenAPIs for ETSI GS NFV-SOL 009 v5.2.1, RESTful protocols 
+This repository contains OpenAPIs for ETSI GS NFV-SOL 009 v5.3.1, RESTful protocols 
 specification for the management of NFV-MANO functional entities.
 
 **IMPORTANT: In case of discrepancies the published ETSI Group Specification takes precedence.**
diff --git a/src/SOL009/NFVManoLogManagement/definitions/NFVManoLogManagement_def.yaml b/src/SOL009/NFVManoLogManagement/definitions/NFVManoLogManagement_def.yaml
index 4387468123f2dcf5eda146f9161f6937f2a4bb6d..c35fcb1cebd513ca4c2c1a1c1c276c933c7f2008 100644
--- a/src/SOL009/NFVManoLogManagement/definitions/NFVManoLogManagement_def.yaml
+++ b/src/SOL009/NFVManoLogManagement/definitions/NFVManoLogManagement_def.yaml
@@ -203,9 +203,9 @@ definitions:
 
                 Permitted values:
                 - HTTPS: transmission over HTTP Secure (HTTPS).
-                - SFTP: transmission over SSH file transfer protocol (SFTP).
-                - SCP: transmission over secure copy protocol (SCP).
-                - FTPS: transmission over file transfer protocol secure (FTPS), as specified in IETF RFC 2228,
+                - SFTP: transmission over SSH File Transfer Protocol (SFTP).
+                - SCP: transmission over Secure Copy Protocol (SCP).
+                - FTPS: transmission over File Transfer Protocol Secure (FTPS), as specified in IETF RFC 2228,
                      using explicit mode as specified in IETF RFC 4217. If FTPS is supported, "private" protection level shall be used.
 
                 HTTPS shall be supported, and other protocols may be supported.