diff --git a/session_redis/__manifest__.py b/session_redis/__manifest__.py
index be0831c1..8afbd1f9 100755
--- a/session_redis/__manifest__.py
+++ b/session_redis/__manifest__.py
@@ -16,6 +16,7 @@ session_redis = True
 ;session_redis_dbindex = 1
 ;session_redis_pass = x
 ;session_redis_expire = 604800
+;session_redis_prefix = test
 
     """,
     "summary": "",
diff --git a/session_redis/session_redis.py b/session_redis/session_redis.py
index fcceaef6..eab749b5 100755
--- a/session_redis/session_redis.py
+++ b/session_redis/session_redis.py
@@ -29,7 +29,7 @@ class RedisSessionStore(werkzeug.contrib.sessions.SessionStore):
         self.expire = kwargs.get('expire', DEFAULT_SESSION_TIMEOUT)
         if self.expire == DEFAULT_SESSION_TIMEOUT:
             self.expire = int(tools.config.get('session_redis_expire', DEFAULT_SESSION_TIMEOUT))
-        self.key_prefix = kwargs.get('key_prefix', '')
+        self.key_prefix = kwargs.get('key_prefix', tools.config.get('session_redis_prefix', ''))
         self.redis = redis.Redis(
             host=tools.config.get('session_redis_host', 'localhost'),
             port=int(tools.config.get('session_redis_port', 6379)),