diff --git a/setup.cfg b/setup.cfg
index 7b399c7e..4ecab81b 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -52,7 +52,7 @@ etcd3gw =
 zake =
   zake>=0.1.6 # Apache-2.0
 redis =
-  redis>=2.10.0 # MIT
+  redis>=3.1.0 # MIT
 postgresql =
   psycopg2>=2.5 # LGPL/ZPL
 mysql =
diff --git a/tooz/drivers/redis.py b/tooz/drivers/redis.py
index 5a5e771b..6a9f9b8f 100644
--- a/tooz/drivers/redis.py
+++ b/tooz/drivers/redis.py
@@ -110,7 +110,7 @@ class RedisLock(locking.Lock):
         with self._exclusive_access:
             if self.acquired:
                 with _translate_failures():
-                    self._lock.extend(self._lock.timeout)
+                    self._lock.reacquire()
                     return True
         return False