diff --git a/group_vars/all.yml b/group_vars/all.yml
index 67d5671..3a591d3 100644
--- a/group_vars/all.yml
+++ b/group_vars/all.yml
@@ -35,3 +35,6 @@ network_dns_servers:
 
 # hardcode this for now
 ansible_datacenter: home
+
+# use as generic as possible python binary so delegate_to works
+ansible_python_interpreter: python3