diff --git a/Project.toml b/Project.toml
index 0ec458f..ee943c4 100644
--- a/Project.toml
+++ b/Project.toml
@@ -1,6 +1,6 @@
 name = "HiGHS"
 uuid = "87dc4568-4c63-4d18-b0c0-bb2238e4078b"
-version = "1.8.1"
+version = "1.9.0"
 
 [deps]
 HiGHS_jll = "8fd58aa0-07eb-5a78-9b36-339c94fd15ea"