diff --git a/tools/perf/util/map.c b/tools/perf/util/map.c
index 603086692290..769d11575a7b 100644
--- a/tools/perf/util/map.c
+++ b/tools/perf/util/map.c
@@ -209,8 +209,6 @@ struct map *map__new(struct machine *machine, u64 start, u64 len,
 			if (!(prot & PROT_EXEC))
 				dso__set_loaded(dso);
 		}
-
-		nsinfo__put(dso->nsinfo);
 		dso->nsinfo = nsi;
 		dso__put(dso);
 	}