diff --git a/war/src/main/webapp/help/parameter/run-project.html b/war/src/main/webapp/help/parameter/run-project.html
index 6104ddbcab7f49fd9bcb62b30901d2529dd78482..13663423f5fb399f235d0beab7f14818faf887b7 100755
--- a/war/src/main/webapp/help/parameter/run-project.html
+++ b/war/src/main/webapp/help/parameter/run-project.html
@@ -1,3 +1,13 @@
- Defines the job from which the user can pick runs. The last run will be the default.
+ Defines the job from which the user can pick runs. The last run will be the default.
+
+ These parameters are exposed to build as environment variables:
+
+ PARAMETER_NAME=<jenkins_url>/job/<job_name>/<run_number/
+
+ PARAMETER_NAME.jobName=<job_name>
+ PARAMETER_NAME_jobName=<job_name>
+
+ PARAMETER_NAME.number=<run_number>
+ PARAMETER_NAME_number=<run_number>
\ No newline at end of file