diff --git a/definition/docker-compose.yml b/definition/docker-compose.yml
index 57152794..8b1695c3 100644
--- a/definition/docker-compose.yml
+++ b/definition/docker-compose.yml
@@ -65,7 +65,7 @@ services:
         restart: unless-stopped
 
     memcached:
-        image: 'memcached:1.6.27'
+        image: 'memcached:1.6.28'
         ports:
             - '11211'
         restart: unless-stopped