diff --git a/zaqar/storage/redis/subscriptions.py b/zaqar/storage/redis/subscriptions.py
index 934cb56d0..c15e976ba 100644
--- a/zaqar/storage/redis/subscriptions.py
+++ b/zaqar/storage/redis/subscriptions.py
@@ -33,9 +33,9 @@ SUBSCRIPTION_IDS_SUFFIX = 'subscriptions'
 
 
 class SubscriptionController(base.Subscription):
-    """Implements subscription resource operations using MongoDB.
+    """Implements subscription resource operations using Redis.
 
-    Subscriptions are unique by project + queue/topic + subscriber.
+    Subscriptions are unique by project + queue + subscriber.
 
     Schema:
       's': source :: six.text_type
diff --git a/zaqar/tests/helpers.py b/zaqar/tests/helpers.py
index 647e409b9..1560da458 100644
--- a/zaqar/tests/helpers.py
+++ b/zaqar/tests/helpers.py
@@ -236,7 +236,7 @@ def requires_redis(test_case):
 def requires_swift(test_case):
     """Decorator to flag a test case as being dependent on Swift.
 
-    Redis-specific tests will be skipped unless the ZAQAR_TEST_SWIFT
+    Swift-specific tests will be skipped unless the ZAQAR_TEST_SWIFT
     environment variable is set. If the variable is set, the tests will
     assume that Swift is accessible and configured properly.
     """