diff --git a/SoObjects/SOGo/SOGoCache.m b/SoObjects/SOGo/SOGoCache.m
index 6e46fa11c..6808721df 100644
--- a/SoObjects/SOGo/SOGoCache.m
+++ b/SoObjects/SOGo/SOGoCache.m
@@ -114,6 +114,8 @@ static memcached_st *handle = NULL;
           handle = memcached_create(NULL);
           if (handle)
             {
+              memcached_behavior_set(handle, MEMCACHED_BEHAVIOR_BINARY_PROTOCOL, 1);
+ 
               sd = [SOGoSystemDefaults sharedSystemDefaults];
 	      
 	      // We define the default value for cleaning up cached users'