diff --git a/deps/jemalloc/include/jemalloc/internal/jemalloc_internal_inlines_c.h b/deps/jemalloc/include/jemalloc/internal/jemalloc_internal_inlines_c.h
index a7ab26440..adae014a1 100644
--- a/deps/jemalloc/include/jemalloc/internal/jemalloc_internal_inlines_c.h
+++ b/deps/jemalloc/include/jemalloc/internal/jemalloc_internal_inlines_c.h
@@ -240,7 +240,7 @@ iget_defrag_hint(tsdn_t *tsdn, void* ptr) {
 			int free_in_slab = extent_nfree_get(slab);
 			if (free_in_slab) {
 				const bin_info_t *bin_info = &bin_infos[binind];
-				int curslabs = bin->stats.curslabs;
+				unsigned long curslabs = bin->stats.curslabs;
 				size_t curregs = bin->stats.curregs;
 				if (bin->slabcur) {
 					/* remove slabcur from the overall utilization */