diff --git a/project/Dependencies.scala b/project/Dependencies.scala
index 7d20eb43..386aa879 100644
--- a/project/Dependencies.scala
+++ b/project/Dependencies.scala
@@ -11,7 +11,7 @@ object Dependencies {
   object ScalaVersions {
     val scala212     = "2.12.21"
     val scala213     = "2.13.18"
-    val scala3App    = "3.8.4"
+    val scala3App    = "3.9.0"
     val scala3Plugin = scala3App
   }