diff --git a/furi/core/memmgr_heap.c b/furi/core/memmgr_heap.c
index 24bd327fd2..3f62b518c2 100644
--- a/furi/core/memmgr_heap.c
+++ b/furi/core/memmgr_heap.c
@@ -486,7 +486,7 @@ void* pvPortMalloc(size_t xWantedSize) {
 
     configASSERT((((size_t)pvReturn) & (size_t)portBYTE_ALIGNMENT_MASK) == 0);
 
-    furi_check(pvReturn);
+    furi_check(pvReturn, xWantedSize ? "out of memory" : "malloc(0)");
     pvReturn = memset(pvReturn, 0, to_wipe);
     return pvReturn;
 }