diff --git a/OpenAPI/coslaNrm.yaml b/OpenAPI/coslaNrm.yaml
index 4bb89844ee4d64163a69d0dcbb617efa9834dd12..82e2175098e557f31838e2b72626e7a9424823b6 100755
--- a/OpenAPI/coslaNrm.yaml
+++ b/OpenAPI/coslaNrm.yaml
@@ -1,15 +1,15 @@
-openapi: 3.0.2
+openapi: 3.0.1
 
 info:
   title: coslaNrm
-  version: 16.4.0
-  description: 
+  version: 17.3.0
+  description: >-
     OAS 3.0.1 specification of the Cosla NRM
     © 2020, 3GPP Organizational Partners (ARIB, ATIS, CCSA, ETSI, TSDSI, TTA, TTC).
     All rights reserved.
 
 externalDocs:
-  description: 3GPP TS 28.536 V16.4.0; Cosla NRM
+  description: 3GPP TS 28.536 V17.3.0; Cosla NRM
   url: http://www.3gpp.org/ftp/Specs/archive/28_series/28.536/
 
 paths: {}