diff --git a/ox/cache.py b/ox/cache.py
index 904f31d..b5f9a9e 100644
--- a/ox/cache.py
+++ b/ox/cache.py
@@ -16,6 +16,7 @@ from six import PY2
 try:
     import requests
     USE_REQUESTS = True
+    requests_session = requests.Session()
 except:
     USE_REQUESTS = False
 
@@ -101,7 +102,7 @@ def read_url(url, data=None, headers=None, timeout=cache_timeout, valid=None, un
     url_headers = {}
     if not result:
         if USE_REQUESTS:
-            r = requests.get(url, headers=headers)
+            r = requests_session.get(url, headers=headers)
             for key in r.headers:
                 url_headers[key.lower()] = r.headers[key]
             result = r.content