diff --git a/Project.toml b/Project.toml
index 3b262e8..1b6c1f7 100644
--- a/Project.toml
+++ b/Project.toml
@@ -1,6 +1,6 @@
 name = "PooledArrays"
 uuid = "2dfb63ee-cc39-5dd5-95bd-886bf059d720"
-version = "0.5.3"
+version = "1.0.0"
 
 [deps]
 DataAPI = "9a962f9c-6df0-11e9-0e5d-c546b8b5ee8a"