diff --git a/cellxgene_gateway/prune_process_cache.py b/cellxgene_gateway/prune_process_cache.py
index f332ffd..98126ec 100644
--- a/cellxgene_gateway/prune_process_cache.py
+++ b/cellxgene_gateway/prune_process_cache.py
@@ -10,14 +10,16 @@
 import logging
 import time
 
-from cellxgene_gateway.env import ttl
-from cellxgene_gateway.util import current_time_stamp
+from cellxgene_gateway import env
+from cellxgene_gateway import util
+
+logger = logging.getLogger(__name__)
 
 
 class PruneProcessCache:
     def __init__(self, cache):
         self.cache = cache
-        self.expire_seconds = 3600 if ttl is None else int(ttl)
+        self.expire_seconds = 3600 if env.ttl is None else int(env.ttl)
 
     def __call__(self):
         while True:
@@ -25,7 +27,7 @@ class PruneProcessCache:
             self.prune()
 
     def prune(self):
-        timestamp = current_time_stamp()
+        timestamp = util.current_time_stamp()
         cutoff = timestamp - self.expire_seconds
         processes_to_delete = [
             p for p in self.cache.entry_list if p.timestamp < cutoff
@@ -33,9 +35,9 @@ class PruneProcessCache:
         processes_to_keep = [
             p for p in self.cache.entry_list if not p.timestamp < cutoff
         ]
-        logger = logging.getLogger("cellxgene_gateway")
+
         logger.debug(
-            f"Cutoff {cutoff} = timestamp {timestamp} - expire seconds {self.expire_seconds} , keeping {processes_to_keep}"
+            f"Cutoff {cutoff} = timestamp {timestamp} - expire seconds {self.expire_seconds} , keeping {processes_to_keep}, pruning {processes_to_delete}"
         )
 
         for process in processes_to_delete:
diff --git a/tests/test_cache_entry.py b/tests/test_cache_entry.py
index d2c80a0..5a2e56e 100644
--- a/tests/test_cache_entry.py
+++ b/tests/test_cache_entry.py
@@ -1,11 +1,19 @@
 import unittest
+from flask import Flask
 from cellxgene_gateway.cache_entry import CacheEntry, CacheEntryStatus
 from cellxgene_gateway.cache_key import CacheKey
+from cellxgene_gateway.gateway import app
 
 key = CacheKey("czi/pbmc3k.h5ad", "pbmc3k.h5ad", "tmp.csv")
 
 
 class TestRenderEntry(unittest.TestCase):
+    def setUp(self):
+        self.app = app
+        self.app_context = self.app.test_request_context()
+        self.app_context.push()
+        self.client = self.app.test_client()
+
     def test_GIVEN_key_and_port_THEN_returns_loading_CacheEntry(self):
         entry = CacheEntry.for_key("some-key", 1)
         self.assertEqual(entry.status, CacheEntryStatus.loading)
@@ -14,16 +22,14 @@ class TestRenderEntry(unittest.TestCase):
         actual = CacheEntry.for_key(key, 8000).rewrite_text_content(
             "src:url(/static/assets/"
         )
-        expected = (
-            "src:url(http://localhost:5005/view/czi/pbmc3k.h5ad/static/assets/"
-        )
+        expected = "src:url(/view/czi/pbmc3k.h5ad/static/assets/"
         self.assertEqual(actual, expected)
 
     def test_GIVEN_absolute_src_THEN_include_path(self):
         actual = CacheEntry.for_key(key, 8000).rewrite_text_content(
             '<link rel="shortcut icon" href="/static/assets/favicon.ico">'
         )
-        expected = '<link rel="shortcut icon" href="http://localhost:5005/view/czi/pbmc3k.h5ad/static/assets/favicon.ico">'
+        expected = '<link rel="shortcut icon" href="/view/czi/pbmc3k.h5ad/static/assets/favicon.ico">'
         self.assertEqual(actual, expected)