diff --git a/maestro/pool_manager_registry.c b/maestro/pool_manager_registry.c
index af22504a0e1f9541b2bc38052a4c92df542f8685..9e5eccf3fcc95b2831a41506108022c5040cbbb5 100644
--- a/maestro/pool_manager_registry.c
+++ b/maestro/pool_manager_registry.c
@@ -720,7 +720,8 @@ mstro_pm_cdo_registry_declare(mstro_app_id app,
           });
       } else {
         /* have previous registration for this CDO */
-        struct per_app_cdo_entry *per_app_entry = malloc(sizeof(struct per_app_cdo_entry));
+        struct per_app_cdo_entry *per_app_entry
+            = malloc(sizeof(struct per_app_cdo_entry));
         if(per_app_entry==NULL) {
           ERR("Cannot allocate new per-app CDO entry\n");
           status=MSTRO_NOMEM;
@@ -732,7 +733,7 @@ mstro_pm_cdo_registry_declare(mstro_app_id app,
         HASH_ADD(hh, regentry->app_to_attributes,
                  app, sizeof(mstro_app_id), per_app_entry);
       }
-      DEBUG("CDO %s now has registered by %d applications\n",
+      DEBUG("CDO %s now has been registered by %d applications\n",
             cdo_name, HASH_COUNT(regentry->app_to_attributes));
       status = MSTRO_OK;
  BAILOUT_UNLOCK:
diff --git a/maestro/subscription_registry.c b/maestro/subscription_registry.c
index cb34610d24b8a738ae25ae3859dc5c0d310c942b..2661f81972caaa87a9b3b6b0a42e11da40f72967 100644
--- a/maestro/subscription_registry.c
+++ b/maestro/subscription_registry.c
@@ -1323,14 +1323,14 @@ event_ack_cb(mstro_event event, void *ctx)
   uint64_t nr_left = atomic_fetch_sub_explicit(&(ectx->nr_outstanding_acks),
                                                1, 
                                                memory_order_acquire);
-  DEBUG("event ack on event %p, ctx %p, nr_left=%" PRIu64 "\n",
+  DEBUG("event ack on event %p, ctx %p, (pre-) nr_left=%" PRIu64 "\n",
         event, ectx, nr_left);
   if(nr_left==1) {
     /* we were the last ones */
     mstro_event event = ectx->continuation;
     void *result;
     free(ectx);
-    DEBUG("Triggering continuation event %p\n", event);
+    DEBUG("Last outstanding ack, triggering continuation event %p\n", event);
     mstro_status s = mstro_event_trigger(event, &result);
     assert(s==MSTRO_OK);
   }