diff --git a/terraform-plans/configs/hardware-observer-operator_main.tfvars b/terraform-plans/configs/hardware-observer-operator_main.tfvars
index 8da02da..12f73c3 100644
--- a/terraform-plans/configs/hardware-observer-operator_main.tfvars
+++ b/terraform-plans/configs/hardware-observer-operator_main.tfvars
@@ -19,6 +19,7 @@ templates = {
       runs_on       = "[[ubuntu-22.04], [Ubuntu_ARM64_4C_16G_01]]",
       test_commands = "['tox -e func -- -v --base ubuntu@20.04 --keep-models', 'tox -e func -- -v --base ubuntu@22.04 --keep-models', 'if [ \"$(uname -m)\" = \"aarch64\" ]; then echo \"skipping func tests on ubuntu@24.04/arm64\"; else tox -e func -- -v --base ubuntu@24.04 --keep-models; fi' ]",
       juju_channels = "[\"3.4/stable\"]",
+      python_versions = "['3.8', '3.10']",
     }
   }
   promote = {