diff --git a/nginx.yaml b/nginx.yaml
index c845b6f..b030db8 100644
--- a/nginx.yaml
+++ b/nginx.yaml
@@ -15,6 +15,9 @@ spec:
       containers:
         - name: nginx-demo
           image: nginx:${NGINX_VERSION}
+          env:
+            - name: JENKINS_BUILD_NUMBER
+              value: build-${BUILD_NUMBER}
 ---
 apiVersion: v1
 kind: Service