diff --git a/roles/demolamp/tasks/build.yml b/roles/demolamp/tasks/build.yml
index 035ef22..54ec086 100644
--- a/roles/demolamp/tasks/build.yml
+++ b/roles/demolamp/tasks/build.yml
@@ -1,5 +1,4 @@
 ---
-# Maintainer: Jacky
 
 # Build docker image -------------------------------------------------------------
 # -- Target: The first node only.
@@ -23,7 +22,7 @@
     
   - name: Remove the docker image for demolamp if exists
     community.docker.docker_image:
-      name: "demolamp"
+      name: {{demolamp.imageName}}
       tag: "{{ ansTagVer }}"
       state: absent
  
@@ -37,7 +36,7 @@
 
   - name: Build demolamp image
     community.docker.docker_image:
-      name: demolamp
+      name: {{demolamp.imageName}}
       source: build
       tag: "{{ ansTagVer }}"
       build: