diff --git a/containers/elk/logstash-forwarder/extfile.cnf b/containers/elk/logstash-forwarder/extfile.cnf
new file mode 100644
index 0000000..337a5f4
--- /dev/null
+++ b/containers/elk/logstash-forwarder/extfile.cnf
@@ -0,0 +1 @@
+subjectAltName = IP:66.228.36.77