diff --git a/doc/testing/testplan/vendor_extensibility/README.md b/doc/testing/testplan/vendor_extensibility/README.md
index bbc8f5673d881e8df77fb3d7d6f1cb5ecc6abdf4..4cf359c952835704e5651686dab6cc2f875563d8 100644
--- a/doc/testing/testplan/vendor_extensibility/README.md
+++ b/doc/testing/testplan/vendor_extensibility/README.md
@@ -297,7 +297,7 @@ At this documentation you will have all information and related files and exampl
      * body [service api description] with apiName **service_1**
        * **NOT INCLUDED** [vendor specific service] in root of [service api description].
        * **NOT INCLUDED** [vendor specific aef profile] in one AEFProfile inside aefProfiles key.
-       * supportedFeatures **000**
+       * supportedFeatures **00**
      * Use **APF Certificate**
   3. Request Discover Published APIs:
      * Send **GET** to **https://{CAPIF_HOSTNAME}/service-apis/v1/allServiceAPIs?api-invoker-id={apiInvokerId}&aef-id=${aefId}&supported-features=2**
@@ -345,7 +345,7 @@ At this documentation you will have all information and related files and exampl
 
   1. Register Provider at CCF, store certificates.
   2. Publish Service API at CCF:
-     1. Supported Features with vendorExt flag active (binary 0 0000 0000 -> string **00**)
+     1. Supported Features with vendorExt flag active (binary 0 0000 0000 -> string **0**)
      2. This API **NOT** includes any "Vendor Specific" information at **service API Description** and inside **AEF Profile**.
   3. Register Invoker and Onboard Invoker at CCF
   4. Discover Service APIs by Invoker
@@ -359,7 +359,7 @@ At this documentation you will have all information and related files and exampl
      * body [service api description] with apiName **service_1**
        * **NOT INCLUDE** [vendor specific service] in root of [service api description].
        * **NOT INCLUDE** [vendor specific aef profile] in one AEFProfile inside aefProfiles key.
-       * supportedFeatures **000**
+       * supportedFeatures **0**
      * Use **APF Certificate**
   3. Request Discover Published APIs:
      * Send **GET** to **https://{CAPIF_HOSTNAME}/service-apis/v1/allServiceAPIs?api-invoker-id={apiInvokerId}&aef-id=${aefId}&supported-features=0**