diff --git a/ansible/playbooks/doc-rpc-sol-min.yml b/ansible/playbooks/doc-rpc-sol-min.yml
index 8b21ee6..f2e34ad 100644
--- a/ansible/playbooks/doc-rpc-sol-min.yml
+++ b/ansible/playbooks/doc-rpc-sol-min.yml
@@ -3,6 +3,8 @@
   hosts: sol_rpc
   gather_facts: true
   become: true
+  vars_files:
+    - ../group_vars/sol_rpc.yml
 
   tasks:
     - name: Install operator packages (Debian/Ubuntu)