diff --git a/files/sysctl-no-ipv6.conf b/files/sysctl-no-ipv6.conf
new file mode 100644
index 0000000..8c41d94
--- /dev/null
+++ b/files/sysctl-no-ipv6.conf
@@ -0,0 +1,3 @@
+net.ipv6.conf.all.disable_ipv6 = 1
+net.ipv6.conf.default.disable_ipv6 = 1
+net.ipv6.conf.lo.disable_ipv6 = 1
diff --git a/platon.yml b/platon.yml
index 64381d6..2b5b484 100644
--- a/platon.yml
+++ b/platon.yml
@@ -31,6 +31,15 @@
         group: root
         mode: '0644'
 
+    - name: Disable IPv6
+      # Because it is not working....
+      ansible.builtin.copy:
+        src: files/sysctl-no-ipv6.conf
+        dest: /etc/sysctl.d/99-systcl-no-ipv6.conf
+        owner: root
+        group: root
+        mode: '0644'
+
 
     ### Sesam for SSH access
     #