diff --git a/Project.toml b/Project.toml
index 93353a80..13483100 100644
--- a/Project.toml
+++ b/Project.toml
@@ -1,6 +1,6 @@
 name = "Optim"
 uuid = "429524aa-4258-5aef-a3af-852621145aeb"
-version = "1.8.0"
+version = "1.9.0"
 
 [deps]
 Compat = "34da2185-b29b-5c13-b0c7-acf172513d20"