diff --git a/jjb/onap/uds/uds-macros.yaml b/jjb/onap/uds/uds-macros.yaml
index 186f691..0692817 100644
--- a/jjb/onap/uds/uds-macros.yaml
+++ b/jjb/onap/uds/uds-macros.yaml
@@ -31,19 +31,19 @@
       - string:
           name: PROJECTS
           default: '{projects}'
-          description: JJB configured PROJECTS parameter to identify Nordix Gerrit projects
+          description: JJB configured PROJECTS parameter to identify Nordix Gerrit projects (e.g. onap/sdc local/onap/uds/sdc-customization)
       - string:
           name: BRANCHES
           default: '{branches}'
-          description: "JJB configured BRANCHES parameter (e.g. 20.1, master)"
+          description: "JJB configured BRANCHES parameter (e.g. 20.1 master)"
       - string:
           name: PROJECT_DIRECTORIES
           default: '{project_directories}'
-          description: Directory names to place PROJECTS
+          description: Directory names to place PROJECTS (e.g. sdc sdc-customization)
       - string:
           name: PROJECT_VERSIONS
           default: '{project_versions}'
-          description: Commit ids of PROJECTS source to checkout e.g. 6d3ab, d96ba Allows for building from specific versions of a source or can also be left blank to pull latest source.
+          description: Commit ids of PROJECTS source to checkout e.g. 6d3ab d96ba Allows for building from specific versions of a source or can also be left blank to pull latest source.
 
 - parameter:
     name: git-parameters
@@ -58,7 +58,7 @@
     parameters:
       - string:
           name: MVN_VERSION
-          default: 3.6.0
+          default: '{mvn_version}'
           description: Maven version to build with
       - string:
           name: MVN_URL