diff --git a/src/XrdCeph/XrdCephOss.cc b/src/XrdCeph/XrdCephOss.cc
index a3ec4a78c38..b25e7171d22 100644
--- a/src/XrdCeph/XrdCephOss.cc
+++ b/src/XrdCeph/XrdCephOss.cc
@@ -108,7 +108,15 @@ int XrdCephOss::Stat(const char* path,
                   int opts,
                   XrdOucEnv* env) {
   try {
-    return ceph_posix_stat(env, path, buff);
+    if (!strcmp(path, "/")) {
+      // special case of a stat made by the locate interface
+      // we intend to then list all files
+      memset(buff, 0, sizeof(*buff));
+      buff->st_mode = S_IFDIR | 0700;
+      return 0;
+    } else {
+      return ceph_posix_stat(env, path, buff);
+    }
   } catch (std::exception e) {
     XrdCephEroute.Say("stat : invalid syntax in file parameters");
     return -EINVAL;
diff --git a/src/XrdCeph/XrdCephPosix.cc b/src/XrdCeph/XrdCephPosix.cc
index d822c2447df..4f17fb7fa21 100644
--- a/src/XrdCeph/XrdCephPosix.cc
+++ b/src/XrdCeph/XrdCephPosix.cc
@@ -425,7 +425,11 @@ static librados::IoCtx* getIoCtx(const CephFile& file) {
   if (0 == striper) {
     return 0;
   }
-  return g_ioCtx[file.pool];
+  std::stringstream ss;
+  ss << file.userId << '@' << file.pool << ',' << file.nbStripes << ','
+     << file.stripeUnit << ',' << file.objectSize;
+  std::string userAtPool = ss.str();
+  return g_ioCtx[userAtPool];
 }
 
 void ceph_posix_disconnect_all() {