diff --git a/crates/service/job/inference_job/config/inference-job.env b/crates/service/job/inference_job/config/inference-job.env
index bf0b6c7a51..aca4252a70 100644
--- a/crates/service/job/inference_job/config/inference-job.env
+++ b/crates/service/job/inference_job/config/inference-job.env
@@ -1,6 +1,7 @@
 # inference-job default .env configurations (these can be overridden with k8s)
 
 TT2_LEGACY_ROOT_DIRECTORY="/models/tts"
+TT2_LEGACY_MAYBE_PYTHON_INTERPRETER="python3.6"
 TT2_LEGACY_MAYBE_DOCKER_IMAGE_SHA="9f1945388110"
 
 VITS_INFERENCE_ROOT_DIRECTORY="/vits"