diff --git a/README.md b/README.md
index dd3a048..03b8f72 100644
--- a/README.md
+++ b/README.md
@@ -49,6 +49,10 @@ batch.events = [SessionStartEvent(), app_event, SessionEndEvent()]
 configuration = mparticle.Configuration()
 configuration.api_key = 'REPLACE WITH API KEY'
 configuration.api_secret = 'REPLACE WITH API SECRET'
+
+# Raise the connection pool size if necessary (defaults to 1)
+# configuration.connection_pool_size = 50
+
 api_instance = mparticle.EventsApi(configuration)
 
 # synchronous
diff --git a/mparticle/configuration.py b/mparticle/configuration.py
index db5b3bb..e4369c0 100644
--- a/mparticle/configuration.py
+++ b/mparticle/configuration.py
@@ -89,6 +89,8 @@ def __init__(self):
         self.cert_file = None
         # client key file
         self.key_file = None
+        # number of simultaneous connection to maintain
+        self.connection_pool_size = 1
 
     @property
     def logger_file(self):
diff --git a/mparticle/rest.py b/mparticle/rest.py
index 5334e2a..3a7dafe 100644
--- a/mparticle/rest.py
+++ b/mparticle/rest.py
@@ -106,7 +106,8 @@ def __init__(self, pools_size=4, config=None):
             cert_reqs=cert_reqs,
             ca_certs=ca_certs,
             cert_file=cert_file,
-            key_file=key_file
+            key_file=key_file,
+            maxsize=config.connection_pool_size
         )
 
     def request(self, method, url, query_params=None, headers=None,