diff --git a/apiclient/model.py b/apiclient/model.py
index 9781b35..825bf80 100644
--- a/apiclient/model.py
+++ b/apiclient/model.py
@@ -100,6 +100,7 @@
     """
     query = self._build_query(query_params)
     headers['accept'] = 'application/json'
+    headers['accept-encoding'] = 'gzip, deflate'
     if 'user-agent' in headers:
       headers['user-agent'] += ' '
     else: