diff --git a/defaults/main.yml b/defaults/main.yml
index dc3af58..6a7e3c7 100644
--- a/defaults/main.yml
+++ b/defaults/main.yml
@@ -40,7 +40,7 @@ jenkins_plugin_manager_url: "{{ jenkins_plugin_manager_url_prefix }}/{{ jenkins_
 jenkins_tool_dir: /opt/jenkins_tool
 jenkins_plugin_manager_path: "{{ jenkins_tool_dir }}/jenkins-plugin-manager.jar"
 
-jenkins_plugin_file: plugins.txt
+jenkins_plugin_file: ""
 jenkins_plugin_file_path: "{{ jenkins_tool_dir }}/plugins.txt"
 
 # For JCasc
diff --git a/molecule/default/converge.yml b/molecule/default/converge.yml
index f6fb5ca..ea9bb62 100644
--- a/molecule/default/converge.yml
+++ b/molecule/default/converge.yml
@@ -1,16 +1,18 @@
 ---
 - name: Converge
   hosts: all
-  vars:
-    jdk_version: 21.0.2
-    java_home: /opt/jdk-21.0.2
-    jenkins_jcasc_template: jenkins.yaml.j2
-    jenkins_systemd_unit_envs:
-      java_home: "{{ java_home }}"
   tasks:
     - name: "Include zhan9san.java"
       ansible.builtin.include_role:
         name: "zhan9san.java"
+      vars:
+        jdk_version: 21.0.2
     - name: "Include zhan9san.jenkins"
       ansible.builtin.include_role:
         name: "zhan9san.jenkins"
+      vars:
+        java_home: /opt/jdk-21.0.2
+        jenkins_plugin_file: plugins.txt
+        jenkins_jcasc_template: jenkins.yaml.j2
+        jenkins_systemd_unit_envs:
+          java_home: "{{ java_home }}"
diff --git a/tasks/main.yml b/tasks/main.yml
index 9fa7b11..9994eb8 100644
--- a/tasks/main.yml
+++ b/tasks/main.yml
@@ -43,6 +43,7 @@
 - name: Set up Plugin
   ansible.builtin.include_tasks:
     file: "setup-plugin.yml"
+  when: jenkins_plugin_file
 
 - name: Set up JCasc
   ansible.builtin.include_tasks: