diff --git a/mm/mm_heap/mm_initialize.c b/mm/mm_heap/mm_initialize.c
index 86c13c5153..9ceb518346 100644
--- a/mm/mm_heap/mm_initialize.c
+++ b/mm/mm_heap/mm_initialize.c
@@ -325,7 +325,7 @@ mm_initialize_pool(FAR const char *name,
 
   if (init != NULL && init->poolsize != NULL && init->npools != 0)
     {
-      heap->mm_threshold = CONFIG_MM_HEAP_MEMPOOL_THRESHOLD;
+      heap->mm_threshold = init->threshold;
       heap->mm_mpool     = mempool_multiple_init(name, init->poolsize,
                                init->npools,
                                (mempool_multiple_alloc_t)mempool_memalign,
diff --git a/mm/tlsf/mm_tlsf.c b/mm/tlsf/mm_tlsf.c
index 32e9aa14cb..444f9ad839 100644
--- a/mm/tlsf/mm_tlsf.c
+++ b/mm/tlsf/mm_tlsf.c
@@ -947,7 +947,7 @@ mm_initialize_pool(FAR const char *name,
 
   if (init != NULL && init->poolsize != NULL && init->npools != 0)
     {
-      heap->mm_threshold = CONFIG_MM_HEAP_MEMPOOL_THRESHOLD;
+      heap->mm_threshold = init->threshold;
       heap->mm_mpool     = mempool_multiple_init(name, init->poolsize,
                                init->npools,
                                (mempool_multiple_alloc_t)mempool_memalign,