diff --git a/crates/service/job/inference_job/src/job/job_types/tts/tacotron2_v2_early_fakeyou/download_static_dependencies.rs b/crates/service/job/inference_job/src/job/job_types/tts/tacotron2_v2_early_fakeyou/download_static_dependencies.rs
index 10a529a897..f0b3d2a0cd 100644
--- a/crates/service/job/inference_job/src/job/job_types/tts/tacotron2_v2_early_fakeyou/download_static_dependencies.rs
+++ b/crates/service/job/inference_job/src/job/job_types/tts/tacotron2_v2_early_fakeyou/download_static_dependencies.rs
@@ -39,7 +39,7 @@ pub async fn download_static_dependencies<'a>(
       &mut job_progress_reporter,
       "downloading vocoder (1 of 3)",
       job.id.0,
-      &job_dependencies.fs.scoped_temp_dir_creator_for_short_lived_downloads,
+      &job_dependencies.fs.scoped_temp_dir_creator_for_long_lived_downloads,
     ).await?;
 
     waveglow_vocoder_model_fs_path
@@ -61,7 +61,7 @@ pub async fn download_static_dependencies<'a>(
       &mut job_progress_reporter,
       "downloading vocoder (2 of 3)",
       job.id.0,
-      &job_dependencies.fs.scoped_temp_dir_creator_for_short_lived_downloads,
+      &job_dependencies.fs.scoped_temp_dir_creator_for_long_lived_downloads,
     ).await?;
 
     hifigan_vocoder_model_fs_path
@@ -83,7 +83,7 @@ pub async fn download_static_dependencies<'a>(
       &mut job_progress_reporter,
       "downloading vocoder (3 of 3)",
       job.id.0,
-      &job_dependencies.fs.scoped_temp_dir_creator_for_short_lived_downloads,
+      &job_dependencies.fs.scoped_temp_dir_creator_for_long_lived_downloads,
     ).await?;
 
     hifigan_superres_vocoder_model_fs_path
diff --git a/crates/service/job/inference_job/src/main.rs b/crates/service/job/inference_job/src/main.rs
index d7dc736356..3cd39e5e90 100644
--- a/crates/service/job/inference_job/src/main.rs
+++ b/crates/service/job/inference_job/src/main.rs
@@ -119,20 +119,10 @@ async fn main() -> AnyhowResult<()> {
   )?;
 
   // Where we download models and resources to (typically a shared NFS volume in prod).
-  let temp_directory_downloads = easyenv::get_env_pathbuf_or_default(
-    "TEMP_DIR_DOWNLOADS",
-    PathBuf::from("/tmp/downloads")
-  );
 
-  // //// Where we store scratch files for workloads (temporary processing).
-  // let temp_directory_work = easyenv::get_env_pathbuf_or_default(
-  //   "TEMP_DIR_WORK",
-  //   PathBuf::from("/tmp/work")
-  // );
-
-
-  let semi_persistent_cache =
-      SemiPersistentCacheDir::configured_root(&temp_directory_downloads);
+  let semi_persistent_cache = SemiPersistentCacheDir::configured_root(
+    easyenv::get_env_pathbuf_or_default("SEMI_PERSISTENT_DIR_ROOT",
+                                        PathBuf::from("/tmp/persistent")));
 
   let db_connection_string =
       easyenv::get_env_string_or_default(
diff --git a/crates/service/job/inference_job/src/util/maybe_download_file_from_bucket.rs b/crates/service/job/inference_job/src/util/maybe_download_file_from_bucket.rs
index bd294c51cb..98a49512ca 100644
--- a/crates/service/job/inference_job/src/util/maybe_download_file_from_bucket.rs
+++ b/crates/service/job/inference_job/src/util/maybe_download_file_from_bucket.rs
@@ -13,7 +13,7 @@ use crate::util::scoped_temp_dir_creator::ScopedTempDirCreator;
 
 pub async fn maybe_download_file_from_bucket(
   name_or_description_of_file: &str,
-  file_path: &Path,
+  final_filesystem_file_path: &Path,
   bucket_object_path: &Path,
   bucket_client: &BucketClient,
   job_progress_reporter: &mut Box<dyn JobProgressReporter>,
@@ -22,12 +22,12 @@ pub async fn maybe_download_file_from_bucket(
   scoped_tempdir_creator: &ScopedTempDirCreator,
 ) -> Result<(), ProcessSingleJobError> {
 
-  if file_path.exists() {
+  if final_filesystem_file_path.exists() {
     // TODO(bt, 2022-07-15): Check signature of file
     return Ok(())
   }
 
-  warn!("{} does not exist at path: {:?}", name_or_description_of_file, &file_path);
+  warn!("{} does not exist at path: {:?}", name_or_description_of_file, &final_filesystem_file_path);
 
   job_progress_reporter.log_status(job_progress_update_description)
       .map_err(|e| ProcessSingleJobError::Other(e))?;
@@ -54,15 +54,15 @@ pub async fn maybe_download_file_from_bucket(
   info!("Downloaded {} from bucket!", name_or_description_of_file);
 
   info!("Renaming {} temp file from {:?} to {:?}!",
-    name_or_description_of_file, &temp_path, &file_path);
+    name_or_description_of_file, &temp_path, &final_filesystem_file_path);
 
-  std::fs::rename(&temp_path, &file_path)
+  std::fs::rename(&temp_path, &final_filesystem_file_path)
       .map_err(|e| {
         safe_delete_temp_directory(&temp_dir);
         ProcessSingleJobError::from_io_error(e)
       })?;
 
-  info!("Finished downloading {} file to {:?}", name_or_description_of_file, &file_path);
+  info!("Finished downloading {} file to {:?}", name_or_description_of_file, &final_filesystem_file_path);
 
   safe_delete_temp_directory(&temp_dir);