diff --git a/Project.toml b/Project.toml
index 2700be6..420c59a 100644
--- a/Project.toml
+++ b/Project.toml
@@ -1,7 +1,7 @@
 name = "PartitionedMPSs"
 uuid = "17ce1de9-5131-45e3-8a48-9723b6e2dc23"
 authors = ["Hiroshi Shinaoka <h.shinaoka@gmail.com> and contributors"]
-version = "0.5.2"
+version = "0.5.3"
 
 [deps]
 Coverage = "a2441757-f6aa-5fb2-8edb-039e3f45d037"