diff --git a/pywb/warcserver/http.py b/pywb/warcserver/http.py
index 8181f41b..5a1b19f8 100644
--- a/pywb/warcserver/http.py
+++ b/pywb/warcserver/http.py
@@ -2,6 +2,6 @@ from requests.adapters import HTTPAdapter
 
 class DefaultAdapters(object):
     live_adapter = HTTPAdapter(max_retries=3)
-    remote_adapter = HTTPAdapter(pool_connections=8, pool_maxsize=8, pool_block=True)
+    remote_adapter = HTTPAdapter(max_retries=3)
 
 
diff --git a/requirements.txt b/requirements.txt
index bf94b46a..db2e6230 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,5 +1,5 @@
 six
-warcio==1.3.3
+warcio>=1.3.4
 chardet
 requests
 redis