diff --git a/build.sbt b/build.sbt
index 4771a46..5fc8c8c 100644
--- a/build.sbt
+++ b/build.sbt
@@ -1,6 +1,6 @@
 val Scala212 = "2.12.21"
 val Scala213 = "2.13.18"
-val Scala3 = "3.3.8"
+val Scala3 = "3.3.9"
 
 ThisBuild / organization := "org.typelevel"
 ThisBuild / organizationName := "Typelevel"