diff --git a/defaults/main/dhcpd_vars.yml b/defaults/main/dhcpd_vars.yml
index c7e7d01..9800dfb 100644
--- a/defaults/main/dhcpd_vars.yml
+++ b/defaults/main/dhcpd_vars.yml
@@ -26,7 +26,7 @@ dhcp_networks:
     range_from : 10.1.1.27
     range_to   : 10.1.1.99
     broadcast  : 10.1.1.255
-    dns        : 10.1.1.211
+    dns        : 10.10.10.55
     pxeboot    : 10.1.1.193
 
 
diff --git a/tasks/main.yml b/tasks/main.yml
index f0f43b2..eed0159 100644
--- a/tasks/main.yml
+++ b/tasks/main.yml
@@ -4,6 +4,18 @@
   yum:
     name: dhcp
     state: present
+  when:
+    - ansible_distribution == "CentOS"
+    - ansible_distribution_major_version < "8"
+
+
+- name: install dhcp-server package
+  dnf:
+    name: dhcp-server
+    state: present
+  when:
+    - ansible_distribution == "CentOS"
+    - ansible_distribution_major_version >= "8"
 
 
 - name: deploy dhcpd config
@@ -19,4 +31,9 @@
     name: dhcpd
     enabled: yes
     state: started
-  when: ansible_distribution_major_version == "7" and ansible_virtualization_type != "docker"
+  when:
+    - ansible_distribution == "CentOS"
+    - ansible_virtualization_type != "docker"
+
+
+...