diff --git a/tools/vm/slabinfo.c b/tools/vm/slabinfo.c
index 68092d15e12b..9b68658b6bb8 100644
--- a/tools/vm/slabinfo.c
+++ b/tools/vm/slabinfo.c
@@ -720,11 +720,11 @@ static void slab_debug(struct slabinfo *s)
 		return;
 
 	if (sanity && !s->sanity_checks) {
-		set_obj(s, "sanity", 1);
+		set_obj(s, "sanity_checks", 1);
 	}
 	if (!sanity && s->sanity_checks) {
 		if (slab_empty(s))
-			set_obj(s, "sanity", 0);
+			set_obj(s, "sanity_checks", 0);
 		else
 			fprintf(stderr, "%s not empty cannot disable sanity checks\n", s->name);
 	}