diff --git a/orte/mca/ess/pmi/ess_pmi_module.c b/orte/mca/ess/pmi/ess_pmi_module.c
index fe544e1bd8..b06931f502 100644
--- a/orte/mca/ess/pmi/ess_pmi_module.c
+++ b/orte/mca/ess/pmi/ess_pmi_module.c
@@ -154,11 +154,11 @@ static int rte_init(void)
     }
     orte_process_info.my_node_rank = u16;
 
-    /* get universe size */
-    OPAL_MODEX_RECV_VALUE(ret, OPAL_PMIX_UNIV_SIZE,
+    /* get max procs */
+    OPAL_MODEX_RECV_VALUE(ret, OPAL_PMIX_MAX_PROCS,
                           ORTE_PROC_MY_NAME, &u32ptr, OPAL_UINT32);
     if (OPAL_SUCCESS != ret) {
-        error = "getting univ size";
+        error = "getting max procs";
         goto error;
     }
     orte_process_info.max_procs = u32;
diff --git a/orte/mca/ess/singleton/ess_singleton_module.c b/orte/mca/ess/singleton/ess_singleton_module.c
index 4965a558a5..3a017d2464 100644
--- a/orte/mca/ess/singleton/ess_singleton_module.c
+++ b/orte/mca/ess/singleton/ess_singleton_module.c
@@ -217,14 +217,17 @@ static int rte_init(void)
     }
     orte_process_info.my_node_rank = u16;
 
-    /* get universe size */
-    OPAL_MODEX_RECV_VALUE(ret, OPAL_PMIX_UNIV_SIZE,
+    /* get max procs */
+    OPAL_MODEX_RECV_VALUE(ret, OPAL_PMIX_MAX_PROCS,
                           ORTE_PROC_MY_NAME, &u32ptr, OPAL_UINT32);
     if (OPAL_SUCCESS != ret) {
-        error = "getting univ size";
+        error = "getting max procs";
         goto error;
     }
-    orte_process_info.num_procs = u32;
+    orte_process_info.max_procs = u32;
+
+    /* we are a singleton, so there is only one proc in the job */
+    orte_process_info.num_procs = 1;
     /* push into the environ for pickup in MPI layer for
      * MPI-3 required info key
      */
diff --git a/orte/orted/pmix/pmix_server_register_fns.c b/orte/orted/pmix/pmix_server_register_fns.c
index 6ac2c340d7..e0ff4ead38 100644
--- a/orte/orted/pmix/pmix_server_register_fns.c
+++ b/orte/orted/pmix/pmix_server_register_fns.c
@@ -296,7 +296,7 @@ int orte_pmix_server_register_nspace(orte_job_t *jdata)
     kv = OBJ_NEW(opal_value_t);
     kv->key = strdup(OPAL_PMIX_UNIV_SIZE);
     kv->type = OPAL_UINT32;
-    kv->data.uint32 = jdata->num_procs;
+    kv->data.uint32 = jdata->total_slots_alloc;
     opal_list_append(info, &kv->super);
 
     /* job size */