diff --git a/src/ulib/net/client/redis.cpp b/src/ulib/net/client/redis.cpp
index aaa15bf5..7494a4f4 100644
--- a/src/ulib/net/client/redis.cpp
+++ b/src/ulib/net/client/redis.cpp
@@ -686,6 +686,10 @@ bool UREDISClusterMaster::connect(const char* host, unsigned int _port)
    {
       calculateNodeMap();
 
+      subscriptionClient->UEventFd::fd = subscriptionClient->getFd();
+      subscriptionClient->UEventFd::op_mask |=  EPOLLET;
+      subscriptionClient->UEventFd::op_mask &= ~EPOLLRDHUP;
+
       UServer_Base::addHandlerEvent(subscriptionClient); // NB: we ask to listen for events to a Redis publish channel... 
 
       U_RETURN(true);
@@ -714,11 +718,6 @@ bool UREDISClusterMaster::clusterSubscribe(const UString& channel, vPFcscs callb
 
    if (subscriptionClient->processRequest(U_RC_MULTIBULK, U_CONSTANT_TO_PARAM("SUBSCRIBE"), U_STRING_TO_PARAM(channel)))
    {
-      if (subscriptionClient->UREDISClient_Base::pchannelCallbackMap == U_NULLPTR)
-      {
-         U_NEW(UHashMap<void*>, subscriptionClient->UREDISClient_Base::pchannelCallbackMap, UHashMap<void*>);
-      }
-
       subscriptionClient->UREDISClient_Base::pchannelCallbackMap->insert(channel, (const void*)callback);
 
       U_RETURN(true);
diff --git a/tests/ulib/README b/tests/ulib/README
index e69de29b..d88458d8 100644
--- a/tests/ulib/README
+++ b/tests/ulib/README
@@ -0,0 +1,28 @@
+See http://www.debian.org/ for information about Debian GNU/Linux.
+Four Debian releases are available on the main site:
+
+Debian 8.11, or jessie.  Access this release through dists/oldoldstable
+Debian 8.11 was released Saturday, 23rd June 2018.
+
+Debian 9.11, or stretch.  Access this release through dists/oldstable
+Debian 9.11 was released Sunday, 8th September 2019.
+
+Debian 10.1, or buster.  Access this release through dists/stable
+Debian 10.1 was released Saturday, 7th September 2019.
+
+Testing, or bullseye.  Access this release through dists/testing.  The
+current tested development snapshot is named bullseye.  Packages which
+have been tested in unstable and passed automated tests propagate to
+this release.
+
+Unstable, or sid.  Access this release through dists/unstable.  The
+current development snapshot is named sid.  Untested candidate
+packages for future releases.
+
+Older releases of Debian are at http://archive.debian.org/debian-archive
+
+--- Other directories:
+doc             Debian documentation.
+indices         Various indices of the site.
+project         Experimental packages and other miscellaneous files.
+tools           Tools for creating boot disks and booting Linux.