diff --git a/source/mimalloc/src/alloc.c b/source/mimalloc/src/alloc.c
index 6c9c5baf36..09e5b03c14 100644
--- a/source/mimalloc/src/alloc.c
+++ b/source/mimalloc/src/alloc.c
@@ -28,7 +28,7 @@ terms of the MIT license. A copy of the license can be found in the file
 // Fast allocation in a page: just pop from the free list.
 // Fall back to generic allocation only if the list is empty.
 // Note: in release mode the (inlined) routine is about 7 instructions with a single test.
-extern inline void* _mi_page_malloc_zero(mi_heap_t* heap, mi_page_t* page, size_t size, bool zero) mi_attr_noexcept 
+extern /*inline*/ void* _mi_page_malloc_zero(mi_heap_t* heap, mi_page_t* page, size_t size, bool zero) mi_attr_noexcept 
 {
   mi_assert_internal(page->block_size == 0 /* empty heap */ || mi_page_block_size(page) >= size);
   mi_block_t* const block = page->free;