diff --git a/src/liballocator/mem-heap.h b/src/liballocator/mem-heap.h
index ce320b535..a1e78651f 100644
--- a/src/liballocator/mem-heap.h
+++ b/src/liballocator/mem-heap.h
@@ -89,7 +89,7 @@ extern void mem_heap_stats_reset_peak (void);
 #define MEM_DEFINE_LOCAL_ARRAY(var_name, number, type) \
 { \
   size_t var_name ## ___size = (size_t) (number) * sizeof (type); \
-  type *var_name = (type *) mem_heap_alloc_block (var_name ## ___size, MEM_HEAP_ALLOC_SHORT_TERM);
+  type *var_name = static_cast <type *> (mem_heap_alloc_block (var_name ## ___size, MEM_HEAP_ALLOC_SHORT_TERM));
 
 /**
  * Free the previously defined local array variable, freeing corresponding block on the heap,