diff --git a/module/zfs/abd.c b/module/zfs/abd.c
index 765ac7fb72..3c7893dcd3 100644
--- a/module/zfs/abd.c
+++ b/module/zfs/abd.c
@@ -571,7 +571,7 @@ static inline void
 abd_free_struct(abd_t *abd)
 {
 	kmem_cache_free(abd_cache, abd);
-	ABDSTAT_INCR(abdstat_struct_size, -sizeof (abd_t));
+	ABDSTAT_INCR(abdstat_struct_size, -(int)sizeof (abd_t));
 }
 
 /*
@@ -618,7 +618,7 @@ abd_free_scatter(abd_t *abd)
 	ABDSTAT_BUMPDOWN(abdstat_scatter_cnt);
 	ABDSTAT_INCR(abdstat_scatter_data_size, -(int)abd->abd_size);
 	ABDSTAT_INCR(abdstat_scatter_chunk_waste,
-	    abd->abd_size - P2ROUNDUP(abd->abd_size, PAGESIZE));
+	    (int)abd->abd_size - (int)P2ROUNDUP(abd->abd_size, PAGESIZE));
 
 	abd_free_struct(abd);
 }