diff --git a/ansible/Jenkinsfile b/ansible/Jenkinsfile
index 7b33426..9d3b0d9 100644
--- a/ansible/Jenkinsfile
+++ b/ansible/Jenkinsfile
@@ -7,10 +7,20 @@ pipeline {
     }
 
     parameters {
-        string(name: 'ADDITIONAL_CONTENT_SITEA_H2', defaultValue: 'Новое сообщение для SiteA', description: 'Additional <h2> content for SiteA')
-        string(name: 'ADDITIONAL_CONTENT_SITEA_P', defaultValue: 'Дополнительный параграф для SiteA', description: 'Additional <p> content for SiteA')
-        string(name: 'ADDITIONAL_CONTENT_SITEB_H2', defaultValue: 'Новое сообщение для SiteB', description: 'Additional <h2> content for SiteB')
-        string(name: 'ADDITIONAL_CONTENT_SITEB_P', defaultValue: 'Дополнительный параграф для SiteB', description: 'Additional <p> content for SiteB')
+        choice(
+            name: 'DEPLOY_TARGET',
+            choices: ['SiteA', 'SiteB', 'All'],
+            description: 'Выберите сайты для развертывания'
+        )
+
+        string(name: 'ADDITIONAL_CONTENT_SITEA_H2', defaultValue: 'Новое сообщение для SiteA', description: 'Дополнительный <h2> контент для SiteA')
+        string(name: 'ADDITIONAL_CONTENT_SITEA_P', defaultValue: 'Дополнительный параграф для SiteA', description: 'Дополнительный <p> контент для SiteA')
+
+        string(name: 'ADDITIONAL_CONTENT_SITEB_H2', defaultValue: 'Новое сообщение для SiteB', description: 'Дополнительный <h2> контент для SiteB')
+        string(name: 'ADDITIONAL_CONTENT_SITEB_P', defaultValue: 'Дополнительный параграф для SiteB', description: 'Дополнительный <p> контент для SiteB')
+        
+        string(name: 'ADDITIONAL_CONTENT_ALL_H2', defaultValue: 'Новое сообщение для всех сайтов', description: 'Дополнительный <h2> контент для всех сайтов')
+        string(name: 'ADDITIONAL_CONTENT_ALL_P', defaultValue: 'Дополнительный параграф для всех сайтов', description: 'Дополнительный <p> контент для всех сайтов')
     }
 
     stages {
@@ -38,19 +48,46 @@ pipeline {
         stage('Deploy Site') {
             steps {
                 script {
+                    def selectedHosts
+                    switch(params.DEPLOY_TARGET) {
+                        case 'SiteA':
+                            selectedHosts = 'SiteA,proxy'
+                            break
+                        case 'SiteB':
+                            selectedHosts = 'SiteB,proxy'
+                            break
+                        case 'All':
+                            selectedHosts = 'SiteA,SiteB,proxy'
+                            break
+                        default:
+                            error "Неизвестный DEPLOY_TARGET: ${params.DEPLOY_TARGET}"
+                    }
+
                     def extraVars = [
-                        siteA_h2: params.ADDITIONAL_CONTENT_SITEA_H2,
-                        siteA_p: params.ADDITIONAL_CONTENT_SITEA_P,
-                        siteB_h2: params.ADDITIONAL_CONTENT_SITEB_H2,
-                        siteB_p: params.ADDITIONAL_CONTENT_SITEB_P,
                         ansible_ssh_private_key_file: env.DECYPTED_KEY_FILE
                     ]
 
+                    if (params.DEPLOY_TARGET == 'All') {
+                        extraVars.siteA_h2 = params.ADDITIONAL_CONTENT_ALL_H2
+                        extraVars.siteA_p = params.ADDITIONAL_CONTENT_ALL_P
+                        extraVars.siteB_h2 = params.ADDITIONAL_CONTENT_ALL_H2
+                        extraVars.siteB_p = params.ADDITIONAL_CONTENT_ALL_P
+                    } else {
+                        if (params.DEPLOY_TARGET == 'SiteA' || params.DEPLOY_TARGET == 'All') {
+                            extraVars.siteA_h2 = params.ADDITIONAL_CONTENT_SITEA_H2
+                            extraVars.siteA_p = params.ADDITIONAL_CONTENT_SITEA_P
+                        }
+                        if (params.DEPLOY_TARGET == 'SiteB' || params.DEPLOY_TARGET == 'All') {
+                            extraVars.siteB_h2 = params.ADDITIONAL_CONTENT_SITEB_H2
+                            extraVars.siteB_p = params.ADDITIONAL_CONTENT_SITEB_P
+                        }
+                    }
+
                     ansiblePlaybook(
                         playbook: 'ansible/playbook.yml',
                         inventory: "ansible/inventory.yml",
                         extraVars: extraVars,
-                        limit: 'SiteA,SiteB,proxy'
+                        limit: selectedHosts
                     )
                 }
             }
diff --git a/ansible/roles/nginx_site/tasks/main.yml b/ansible/roles/nginx_site/tasks/main.yml
index ef9f480..7d60153 100644
--- a/ansible/roles/nginx_site/tasks/main.yml
+++ b/ansible/roles/nginx_site/tasks/main.yml
@@ -16,7 +16,7 @@
     owner: nginx
     group: nginx
     mode: '0755'
-  when: inventory_hostname in groups['SiteA']
+  when: "'SiteA' in group_names"
 
 - name: Create web root for SiteB
   file:
@@ -25,19 +25,19 @@
     owner: nginx
     group: nginx
     mode: '0755'
-  when: inventory_hostname in groups['SiteB']
+  when: "'SiteB' in group_names"
 
 - name: Deploy SiteA Configuration
   template:
     src: siteA.conf.j2
     dest: /etc/nginx/conf.d/siteA.conf
-  when: inventory_hostname in groups['SiteA']
+  when: "'SiteA' in group_names"
 
 - name: Deploy SiteB Configuration
   template:
     src: siteB.conf.j2
     dest: /etc/nginx/conf.d/siteB.conf
-  when: inventory_hostname in groups['SiteB']
+  when: "'SiteB' in group_names"
 
 - name: Deploy SiteA HTML
   template:
@@ -48,7 +48,7 @@
     site_h1: "{{ siteA.site_h1 }}"
     site_h2: "{{ siteA.site_h2 }}"
     site_p: "{{ siteA.site_p }}"
-  when: inventory_hostname in groups['SiteA']
+  when: "'SiteA' in group_names"
 
 - name: Deploy SiteB HTML
   template:
@@ -59,7 +59,7 @@
     site_h1: "{{ siteB.site_h1 }}"
     site_h2: "{{ siteB.site_h2 }}"
     site_p: "{{ siteB.site_p }}"
-  when: inventory_hostname in groups['SiteB']
+  when: "'SiteB' in group_names"
 
 - name: Reload Nginx
   systemd: