diff --git a/release.py b/release.py
index ec2e8f7..0894d23 100644
--- a/release.py
+++ b/release.py
@@ -126,6 +126,7 @@
         "{0}/build".format(JENKINS_URL),
         params={
             "token": token,
+            "BUILD_VERSION": version,
             "cause": "Building wheels for {0}".format(version)
         }
     )