diff --git a/build.sbt b/build.sbt
index 7e4dd5aa..8d536d08 100644
--- a/build.sbt
+++ b/build.sbt
@@ -1,7 +1,7 @@
 import sbt.librarymanagement.ConflictWarning
 
 val scala_2_13             = "2.13.18"
-val scala_3                = "3.3.8"
+val scala_3                = "3.9.0"
 val mainScalaVersion       = scala_3
 val supportedScalaVersions = Seq(scala_2_13, scala_3)