diff --git a/nginx.yaml b/nginx.yaml
index 24bd76d..c845b6f 100644
--- a/nginx.yaml
+++ b/nginx.yaml
@@ -14,7 +14,7 @@ spec:
     spec:
       containers:
         - name: nginx-demo
-          image: 'nginx:alpine'
+          image: nginx:${NGINX_VERSION}
 ---
 apiVersion: v1
 kind: Service