diff --git a/ssl-source.yaml b/ssl-source.yaml
index 09ea52a211..ac1ef42d3a 100644
--- a/ssl-source.yaml
+++ b/ssl-source.yaml
@@ -20,6 +20,9 @@ resources:
     properties:
       group: os-apply-config
       config:
+        ssl:
+          ca_certificate:
+            get_input: ssl_ca_certificate
         stunnel:
           cert:
             get_input: ssl_certificate