diff --git a/README.md b/README.md
index 9d57a86..0ed81a3 100644
--- a/README.md
+++ b/README.md
@@ -36,6 +36,26 @@ RESULTS_PER_PAGE = (25, 50, 100, 250, 500, 1000)
 SUBMIT_FTP = False
 # Allow http(s) websites in /submit
 SUBMIT_HTTP = True
+
+# Number of re-crawl tasks to keep in the queue
+RECRAWL_POOL_SIZE = 10000
+# task_tracker API url
+TT_API = "http://localhost:3010"
+# task_tracker crawl project id
+TT_CRAWL_PROJECT = 3
+# task_tracker indexing project id
+TT_INDEX_PROJECT = 9
+# Number of threads to use for ES indexing
+INDEXER_THREADS = 4
+
+# ws_bucket API url
+WSB_API = "http://localhost:3020"
+# ws_bucket secret
+WSB_SECRET = "default_secret"
+# ws_bucket data directory
+WSB_PATH = "/mnt/data/github.com/simon987/ws_bucket/data"
+# od-database PostgreSQL connection string
+DB_CONN_STR = "dbname=od-database user=od-database password=xxx"
 ```
 
 ## Running the crawl server
diff --git a/tasks.py b/tasks.py
index 9e73027..f301531 100644
--- a/tasks.py
+++ b/tasks.py
@@ -77,10 +77,12 @@ class TaskManager:
         logger.info("Starting %s indexer threads " % (config.INDEXER_THREADS, ))
         for _ in range(config.INDEXER_THREADS):
             t = Thread(target=self._do_indexing)
+            t.setDaemon(True)
             self._indexer_threads.append(t)
             t.start()
 
         self._recrawl_thread = Thread(target=self._do_recrawl)
+        self._recrawl_thread.setDaemon(True)
         self._recrawl_thread.start()
 
     def _do_indexing(self):
@@ -131,7 +133,7 @@ class TaskManager:
     def _generate_crawling_tasks(self):
 
         # TODO: Insert more in-depth re-crawl logic here
-        websites_to_crawl = self.db.get_oldest_updated_websites(10000)
+        websites_to_crawl = self.db.get_oldest_updated_websites(config.RECRAWL_POOL_SIZE)
 
         def recrawl(website: Website):
             crawl_task = Task(website.id, website.url,