diff --git a/aiocache/serializers/serializers.py b/aiocache/serializers/serializers.py
index <HASH>..<HASH> 100644
--- a/aiocache/serializers/serializers.py
+++ b/aiocache/serializers/serializers.py
@@ -6,7 +6,7 @@ logger = logging.getLogger(__name__)
 try:
     import ujson as json
 except ImportError:
-    logger.warning("ujson module not found, using json")
+    logger.debug("ujson module not found, using json")
     import json
 
 try:
Downgrade logger.warning to just logger.debug if optional ujson is not installed (#<I>)