diff --git a/README.md b/README.md
index a09500cf2252a5adb4f2eff17c310e21681cc3ed..8766af4d63cd5484a9d62fee3ed45821b9893f1a 100644
--- a/README.md
+++ b/README.md
@@ -63,9 +63,6 @@ generate_node_certs: true
 # Whether to use a central host to obtain the required certificates from (default: false)
 use_central_ca_host: false
 
-# The local directory where certs are stored before being uploaded
-tmp_cert_dir: "/tmp/graylog-sidecar-certs"
-
 # The path where the CA certificate of the graylog nodes should be
 # fetched from the remote machine specified in the 'graylog-nodes' host group
 gl_node_ca_path: "/etc/graylog/"
diff --git a/defaults/main.yml b/defaults/main.yml
index 74e7a336b708cdb13d22019a07fb6beec4eb556d..3910655964a0acd7ecd3d72bfc2ecf3ec06f31f3 100644
--- a/defaults/main.yml
+++ b/defaults/main.yml
@@ -11,6 +11,7 @@ filebeat_repo_urls:
   "Debian": "https://artifacts.elastic.co/packages/oss-8.x/apt"
 
 # --- OTHER ---
+use_central_ca_host: false
 generate_node_certs: true
 gl_sidecar_ca_path: "/etc/graylog/sidecar"
 sidecar_cert_dir: "/etc/graylog/sidecar"