diff --git a/roles/mail_server/molecule/default/molecule.yml b/roles/mail_server/molecule/default/molecule.yml
index 4b60e8971c08fe43fe887ee189818cf620efd23c..acf4b72d4db28dc4df5fae4aa9daf6a91cefa641 100644
--- a/roles/mail_server/molecule/default/molecule.yml
+++ b/roles/mail_server/molecule/default/molecule.yml
@@ -83,6 +83,7 @@ provisioner:
   config_options:
     defaults:
       force_valid_group_names: "ignore"
+      interpreter_python: "/usr/bin/python3"
     ssh_connection:
       pipelining: "True"
   lint: