diff --git a/components/heap/heap_tlsf.c b/components/heap/heap_tlsf.c
index c0c893eb74..1fdcfad0a3 100644
--- a/components/heap/heap_tlsf.c
+++ b/components/heap/heap_tlsf.c
@@ -806,7 +806,7 @@ void tlsf_remove_pool(tlsf_t tlsf, pool_t pool)
 */
 
 
-tlsf_t tlsf_create(void* mem, size_t bytes)
+tlsf_t tlsf_create(void* mem, size_t max_bytes)
 {
 #if _DEBUG
 	if (test_ffs_fls())
@@ -822,7 +822,7 @@ tlsf_t tlsf_create(void* mem, size_t bytes)
 		return 0;
 	}
 
-	control_construct(tlsf_cast(control_t*, mem), bytes);
+	control_construct(tlsf_cast(control_t*, mem), max_bytes);
 
 	return tlsf_cast(tlsf_t, mem);
 }
diff --git a/components/heap/heap_tlsf.h b/components/heap/heap_tlsf.h
index f01b5d3095..b2f94a6221 100644
--- a/components/heap/heap_tlsf.h
+++ b/components/heap/heap_tlsf.h
@@ -80,7 +80,7 @@ typedef void* tlsf_t;
 typedef void* pool_t;
 
 /* Create/destroy a memory pool. */
-tlsf_t tlsf_create(void* mem, size_t bytes);
+tlsf_t tlsf_create(void* mem, size_t max_bytes);
 tlsf_t tlsf_create_with_pool(void* mem, size_t pool_bytes, size_t max_bytes);
 pool_t tlsf_get_pool(tlsf_t tlsf);