diff --git a/octavia/files/ocata/octavia_manager.conf b/octavia/files/ocata/octavia_manager.conf
index 1d563e6..a226cd6 100644
--- a/octavia/files/ocata/octavia_manager.conf
+++ b/octavia/files/ocata/octavia_manager.conf
@@ -532,6 +532,7 @@
 
 # Client CA for the amphora agent to use (string value)
 #client_ca = /etc/octavia/certs/ca_01.pem
+client_ca = {{ manager.haproxy_amphora.server_ca }}
 
 # Name of the amphora driver to use (string value)
 #amphora_driver = amphora_noop_driver
diff --git a/octavia/files/pike/octavia_manager.conf b/octavia/files/pike/octavia_manager.conf
index 6cda13e..2b39c6c 100644
--- a/octavia/files/pike/octavia_manager.conf
+++ b/octavia/files/pike/octavia_manager.conf
@@ -552,6 +552,7 @@
 
 # Client CA for the amphora agent to use (string value)
 #client_ca = /etc/octavia/certs/ca_01.pem
+client_ca = {{ manager.haproxy_amphora.server_ca }}
 
 # Name of the amphora driver to use (string value)
 #amphora_driver = amphora_noop_driver
diff --git a/octavia/files/queens/octavia_manager.conf b/octavia/files/queens/octavia_manager.conf
index d5b6b5a..9eebe5f 100644
--- a/octavia/files/queens/octavia_manager.conf
+++ b/octavia/files/queens/octavia_manager.conf
@@ -552,6 +552,7 @@
 
 # Client CA for the amphora agent to use (string value)
 #client_ca = /etc/octavia/certs/ca_01.pem
+client_ca = {{ manager.haproxy_amphora.server_ca }}
 
 # Name of the amphora driver to use (string value)
 #amphora_driver = amphora_noop_driver